1. x = 31
2. y = 5 + 23
3.
4. y = -7
5. x = -2 + 13
Answer:
a=39/7 or 5.57
Step-by-step explanation:
7a=39
Divide both sides by 7
Answer:
10x-6y-11
Step-by-step explanation:
3(3x+y) = 3(3) +×-3y=-2
9x + 3y = 9 + x -3y =-2
9x+x = -3y-3y =-2-9
10x = -6y =-11
10x-6y-11