Question

30. Solve by Elimination Method:
X-y = 2
3x + 2y = 16​

Answer 1

x-y=2

multiplying 1. with 2

2x-2y=4

adding 1. and the other equation

2x-2y+3x+2y=4+16

5x=20

x=20

20 ÷5

x=4

Hope it helps you

Answer 2

Answer:

we should multiply first equation by 3 it becomes

3x-3y=6

3x+2y=16

—

-5y= -10

y=2

substitute y=2

x-2=2

x=4