Question

Please help ASAP!!! I need help! More points coming!

Answer 1

x=2

y=-4

Explanation:

a) we isolate y

18=7x-y

+y. +y

y+18=7x

-18. -18

y=7x-18

b) now fill this in

3x+(7x-18)=2

10x-18=2

+18. +18

10x=20

/10. /10

x=2

Now fill in X to find y

3(2)+y=2

6+y=2

-6. -6

y=-4

Hopes this helps