Question

Helppp both of them tysmmm
Screenshots below

Answer 1

Add 3 to both sides

Divide both sides by -9

Explanation:

-9d -3 = -12

-9d - 3 + 3 = -1 + 3 Add 3 to both sides

-9d = -9 Divide both sides by -9

`(-9d)/(-9)` =
`(-9)/(-9)`

d = 1

Answer 2

Add 3 to both sides

Divide -9 from each side

Explanation:

-9d - 3 = -12

+3 = +3

-9d = -9

then, divide each side by -9 and you have your answer

Hope that helps!