Which is the value of x in the solution to the following system of equations? x-y=-3 x+3y=5

Question

Mathematics

Owen Stein

10 January, 07:47

Which is the value of x in the solution to the following system of equations? x-y=-3 x+3y=5

+3

Answers (1)

Know the Answer?

Irene Preston · Answer 1

Let's see first x-y=-3. You can find x and x=-3+y

Then you replace x in x+3y=5

-3+y+3y=5

4y=8

y=2 But you have to find x too.

x=-3+2 x=-1

The answers are x=-1, y=2