Question

What is the y-value in the solution to the system of linear equations?

4x+5y= -12

-2x+3y= -18

Answer 1

4x+5y= -12

subtract 4x from both sides

5y = -4x - 12

divide by 5

y = -4/5 x - 12/5

-2x+3y= -18

subtract -2x

3y= -2x - 18

divide by 3

y= -2/3x -6