I believe this is substitution

algebra2

2x+3y-2z=1

-x-y+2z=5

3x+2y-3z+=-6

Enter the y coordinate of the solution to this system of equations - 2x+3y=-6. 5x-6y=15

In a survey 2 out of every every 5 students was a part of a sports team at the school. If there are 1200 students at the school how many students played sports?

If the us dollar changes from 1 = 200 yen to 1 to 100 yen then

3/4x + 3y = 12 for when x = 5

3 divided by 1 quarter

What is the simplest form of the expression 6x (x - 4) - 16x2 - (9x - 1)

What is another variable for 7x + 14

What is the least value of the data represented by the box plot? Enter your answer in the box. A number line ranging from 5 to 45 with a box encompassing the numbers 20, 25, and 30.

a standard deck of cards with 26 red cards and 26 black cards is split into two piles, each having at least one card. In pile A there are four times as many black cards as red cards.

Which property of equality should Wade use to solve the equation X/6=3? a addition property of equality b. subtraction c. multiplication d. distributive