Question

Use substitution or elimination method to solve:
y = x - 3x + 16
y = 9x - 20

Answer 1

Answer:

( 36/11 , 104/11 )

Step-by-step explanation:

x=36/11

y=104/11

Answer 2

9x-20=x-3x+16
9x-20=-2x+16
11x=36