Question

how do you solve 2y=2x+12 and y=-2x-3 by substitution

Answer 1

Step-by-step explanation:

2(-2x-3)=2x+12

-4x-6=2x+12

-6-12=2x+4x

-18=6x

X=-3

Answer 2

Answer:

.....

2x-2y=-12...(...I)

2x-y= -3.... .... (2)

-y=-9

y =9

2x-18=-12

2x = 6

x=3

x=3,y=9

-y-