SOLVING THE SYSTEM BY ELIMINATION!

SOLVING THE SYSTEM BY ELIMINATION!

Answers

Answer 1
Distribute the 2 to get the pink box

10x + 2y = 18
Then if we are subtracting the bottom equation from the pink box
10x + 2y = 18
-(10x -7y = -18)
9y = 36
y = 4

Related Questions

please tell fast plzzzzzz​

Answers

Answer:

45

Step-by-step explanation:

1/2×90

45

complement=

90-45

45

Ok so look at the image i need help thanks hUrry please :D I GIVE BRAINLIEST IS CORRECTO

Answers

Answer:

The answer is 11.99 in gallons  

47.96 in pints

Step-by-step explanation:

Hope this helps

First down = 25 yards.

Ball moved 6 yards closer = 25 - 6 or 19 yards.

Then 10 yards away = 19 + 10 or 29 yards.

Then 8 yards closer = 29 - 8 or 21 yar

Answers

This is the question.

At the start of the first down, the football was 25 yards from the Captains' end zone. During three downs, the ball moved 6 yards closer to their end zone, then 10 yards farther from it, and then 8 yards closer to it. How many yards from their end. zone was the ball at the end of the third down?

BRAINLIEST AND STARS


4)
Suppose a circle has a diameter of 20 inches. What is its radius?
A)
400 in
B)
40 in
C)
20 in
D)
10 in

Answers

Answer:

D

Step-by-step explanation:

The answer is 10 so D

Arsenic is toxic to humans, and people can be exposed to it through contaminated drinking water, food, dust, and soil. Scientists have devised an interesting new way to measure a person's level of arsenic poisoning: by examining toenail clippings. In a recent study,1 scientists measured the level of arsenic (in mg/kg) in toenail clippings of eight people who lived near a former arsenic mine in Great Britain. The following levels were recorded: 0.8, 1.9, 2.7, 3.4, 3.9, 7.1, 11.9, 26.0
Do you expect the mean or the median of these toenail arsenic levels to be larger?

Answers

Answer:

The mean, because the outlier values are above the mean.

Step-by-step explanation:

Mean of a data-set:

The mean of a data-set is given by the sum of all values of the data-set divided by the number of values.

Median:

The median of a data-set is the value that separates the lower 50% from the upper 50% of the sorted set.

0.8, 1.9, 2.7, 3.4, 3.9, 7.1, 11.9, 26.0

Finding the median, since it is easier.

8 values, the median is the mean between the 4th and the 5th values. (3.4+3.9)/2 = 3.65

The values below the median are quite close to it, while those above it are considerably more distant, considered outliers, which means that we should expect the mean to be larger than the median.

Find the value of x.
30°
15x
A. 4
B. 10
C. 12
D. 2

Answers

Answer:

10 is the answer

Step-by-step explanation:

Write the sentence as an equation.

163 reduced by p is 291

Answers

Answer:

163 - p = 291

Step-by-step explanation:

Answer:

Here are some examples.

f(x) = [tex]x^{4}[/tex] - 6

f(x) = 3[tex]x^{2}[/tex] - x + 3

f(x) = 3[tex]\sqrt[]{3}[/tex] + [tex]x^{2}[/tex]

Step-by-step explanation:

Hope I could help. Brainliest??

Use a model to divide. 1/2÷7 . What is the answer 2/7 1/14 14 3 1/2?

Answers

Answer:

1/14 i think

Step-by-step explanation:

A student wrote and simplified an expression to find the perimeter of this 5 points
rectangular garden. The student made an error. Which step did the
student make the mistake? *
2x
5x + 1
Step 1: 5x + 1 + 5x + 1 + 2x + 2x
Step 2: 14x + 1 + 1
Step 3: 14x + 2
Step 4: 16x

Answers

Answer:

Step 4.          

You can’t add 14x and 2

Which of the following is the expansion of
(2x + 3)^3?

Answers

I think the answer is 8×^3+36×^3+54×+27. If the answer is wrong then I'm sorry

Answer:

8x^3 + 36x^3 + 54x + 27

Step-by-step explanation:

If you're asking to expand the equation the answer is 8x^3 + 36x^3 + 54x + 27

el área de un rectángulo es 6 x al cuadrado más 2x en cm Determine su base y altura​

Answers

Answer:

Tres respuestas posibles son:

2 y 3x^2 + x

2x y 3x + 2

x y 6x + 2

y hay muchas mas.

Step-by-step explanation:

Hay muchas respuestas posibles.

6x^2 + 2x = 2(3x^2 + x) = 2x(3x + 2) = x(6x + 2)


Riya buys 9 square paving slabs, each with a side of 1m. She lays them in the form of square.
(a) What is the perimeter of her arrangement?​

Answers

Answer:

Step-by-step explanation:

The slabs are arranged in a 3×3 matrix. Each side is 3 m long. The perimeter is 4×3 = 12 meters.

b. Solve for x in the
triangle:
74°
6x + 17
35

Answers

x = 9

Step-by-step explanation:

74° + 35° + ( 6x + 17° ) = 180°6x + 17° = 180° - 74°- 35°6x + 17° = 180° - 109°6x + 17° = 71°6x = 71° - 17°6x = 54x = 54÷6x = 9

MARK ME AS BRAINLIST PLZ FOLLOW ME
Topic :-

Triangles

Given :-

A diagram with angles 74°, 35° and ( 6x + 17 )°.

To Find :-

Value of x.

Concept Used :-

Sum of all angles in a triangle is 180°.

Solution :-

Sum of all angles in a triangle = 180°

74° + 35° + 6x + 17° = 180°

6x + 74° + 35° + 17° = 180°

6x + 126° = 180°

6x = 180° - 126°

6x = 54°

x = 9

Answer :-

So, value of x is 9.

if (1/10)x = 11/12, what's the value of x

Answers

Answer:

(1/10)x = 11/12

x=11/12×10/1=110/12=55/6or9 1/6

Answer:

55/6

Step-by-step explanation:

(1/10)x = 11/12

x = 11/12 ÷ 1/10

x = 11/12 × 10

x = 110/12

x = 55/6

Write the product (x-7)^2 in standard form

Answers

Answer:

x^2-14x+49

formula:

a^2-2ab+b^2

if

(a-b)^2

substitute values and

Wham bam yes ma'm

the answer is x^2-14x+49 for this problem

The mid point of ST is M=(-2,3). One end point is S=(4,-2). Find the coordinates of the other endpoint. T

Answers

Answer:

S=(6,5)?......not sure tho

Neeed help please...

Answers

Answer: A

Step-by-step explanation:

Which equation represents the vertical line passing through (5,-4)?
x = -4

y = -4

x = 5

y = 5
pick one

Answers

Answer:

Y = -4

Step-by-step explanation:

Given:

Points (5, -4)

Computation:

We know that vertical line means Y axis

On Y axis x always zero

So,

Y = -4

[tex]( {a}^{3})( {a}^{2} ( {a}^{6) }



answer:(a¹¹)​

Answers

Ce clasă ești sa văd daca te pot ajuta

se quiere pintar una pared en forma de hexágono regular y se sabe que cada lado mide 3m y que su apotema es de 2,8m ¿cual es el area que se va a pintar?​

Answers

Answer:

16.8 metros cuadrados.

Step-by-step explanation:

Dado que se quiere pintar una pared en forma de hexágono regular y se sabe que cada lado mide 3m y que su apotema es de 2,8m, y que el área de un hexágono es igual al perímetro multiplicado por la apotema, y dicho resultado dividido por 2, para determinar cuál es el área que se va a pintar se debe realizar el siguiente calculo:

((6x3) x 2.8) / 2 = X

(12 x 2.8) / 2 = X

33.6 / 2 = X

16.8 = X

Así, el área que se va a pintar es de 16.8 m2.

how to factorise 5h^2-12hg​

Answers

Answer:

[tex]h(5h-12g)[/tex]

Step-by-step explanation:

[tex]5h^2-12hg[/tex]

When we factor expressions, we look for factors within the terms that are alike, or in other words, we look for common factors. Here, [tex]5h^2[/tex] and [tex]12hg[/tex] only have one common factor: [tex]h[/tex]. Therefore, to factorize this expression, divide both terms by [tex]h[/tex].

[tex]= h(\frac{5h^2}{h}-\frac{12hg}{h} )\\= h(5h-12g)[/tex]

Now, we've "carried" [tex]h[/tex] out of the expression and have therefore factored it.

I hope this helps!

simplificati raportul algebric ​

Answers

Answer:

F euuehejuehehheeeuzkvr

Answer:

what is the number

Step-by-step explanation:

i dontvno the answer beacause it is blurred

a
Solve. Add, subtract, multiply or divide.
Anosh collects feathers. His father started his collection by giving him 7
feathers. Since then he has collected 28 more feathers. How many feathers does
Anosh have?​

Answers

Answer:

Anosh has 35 feathers.

Step-by-step explanation:

Initially, he had 0 feathers.

His father started his collection by giving him 7 feathers.

After his father gave him, he has 7 feathers.

Since then he has collected 28 more feathers. How many feathers does Anosh have?​

So now, he has 7 + 28 = 35 feathers.

Anosh has 35 feathers.

Find the cosine of <G​

Answers

Answer:

cos G = 3/5

Step-by-step explanation:

cos = adjacent sides/ hypotenuse

cos G = FG/ GE

cos G = 3/5

Decide if the following is a true or false statement - explain how you know

(-3.2) + (-2.8) is positive

Answers

Answer:

false

Step-by-step explanation:

(-3.2) + (-2.8)

-3.2 - 2.8

= - 6

answer is negative so false

A utility company charges $0.12 per kilowatt-hour for energy a customer uses.They give a credit of $0.0025 for every kilowatt-hour of electricity a customer with a solar panel generates that they don't use themselves.A customer has a charge of $82.04 and a credit of -$4.10 on this mouth bill. How many kilowatt-hours did they use (Nearest-whole number?

Answers

Answer:

2,324.

Step-by-step explanation:

Given that a utility company charges $ 0.12 per kilowatt-hour for energy a customer uses, and they give a credit of $ 0.0025 for every kilowatt-hour of electricity a customer with a solar panel generates that they don't use themselves, if a customer has a charge of $ 82.04 and a credit of - $ 4.10 on this mouth bill, to determine how many kilowatt-hours did they use the following calculation must be performed:

(82.04 / 0.12) + (-4.10 / - 0.0025) = X

683,666 + 1,640 = X

2,323.66 = X

Thus, rounded to the nearest whole number, users used 2,324 kilowatts per hour.

4) The overall project budget is $20,000. At Week 8, the actual cost is $9,000 and the CPI is

1.1. What is the earned value of the project at Week 8?

Answers

Answer:

the earned value of the project is $9,900

Step-by-step explanation:

The computation of the earned value of the project is shown below:

As we know that

CPI = Earned value ÷ Actual cost

1.1 =  Earned value ÷ $9,000

So, the earned value is

= 1.1 × $9,000

= $9,900

hence, the earned value of the project is $9,900

reduce a)95/75 b) 250/750 to its simplest form

Answers

Answer:

a) 19/15 b) 1/3

Step-by-step explanation:

in both the question I reduced the numbers with 5

What is 13x+14=???????

Answers

Answer:

x= -1.077

Step-by-step explanation:

(13x+14) -14=0(-14)

13x/(13)= -14/(13)

x= -1.077

Help me! what is 2⋅x=6 ??? Brainliest! plus 70 points!

Answers

Answer:

x=3

Step-by-step explanation:

2 times a number equals 6

you can divide 6 by 2 to get 3

and then to prove it, make x=3 and rewrite

2 * 3 = 6

Answer:

x=3

Step-by-step explanation:

2⋅x=6

First, we multiply the 2 and the x

2x=6

Next, we transfer the 2 over to the 6. When we do that, we are dividing because we do the opposite of multiplication.

x=6÷2

Solve!

x=3

Hope this helps!! Please give Brainliest!!

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