The first step is to divide by four to both sides
Answer:
3dollars
Step-by-step explanation:
easy
Y=-6-x is not equal to 2x+y=12. Both sides were not divided by two when it was simplified.
Answer:
c= -18
Step-by-step explanation:
c+4c= -90
combine like terms
5c= -90
Divide by 5 on both sides
c= -18