Question

How do you solve `-9(-3r – 16) = 5r – 76`?

Answer 1

`color(blue)(r=-10`

Explanation:

`−9(−3r–16)=5r–76`

`27r + 144 =5r-76`

`27r -5r = -144-76`

`22r = -220`

`color(blue)(r=-10`