Question

Help with #7. Can someone show me step by step how to do please

Answer 1

Answer:

Step-by-step explanation:

9y + 12 = 4y - 10

Sub. 4y from both sides

5y + 12 = 10

Sub. 12 from both sides

5y = -2

Divide 5from both sides

y = -2/5

Substitute -2/5 into 4y - 10