In order to solve the following system of equations by addition, which of the

following could you do before adding the equations so that one variable will

minated when you add them?

4x - 2y=7

3x - 3y=15

Question

Mathematics

Reese Hayden

21 September, 03:12

In order to solve the following system of equations by addition, which of the

following could you do before adding the equations so that one variable will

minated when you add them?

4x - 2y=7

3x - 3y=15

+4

Answers (1)

Know the Answer?

Zayne Reilly · Answer 1

Below.

Step-by-step explanation:

You could multiply the first equation by 3 and the second one by - 2 so that the 2 y terms would be - 6y and 6y:

12x - 6y = 21

-6x + 6y = - 30

Adding these will eliminate the y variable.

In order to solve the following system of equations by addition, which of thefollowing could you do before adding the equations so that one variable willminated when you add them?4x - 2y=73x - 3y=15

In order to solve the following system of equations by addition, which of the

following could you do before adding the equations so that one variable will

minated when you add them?

4x - 2y=7

3x - 3y=15