Question

Solve for r.
-13 = r/9 + 8

r = ???

Answer 1

r= -189

Explanation:

Answer 2

r= -189

Explanation:

You subract the 8 both sides: -13= r/9+8

Which equals to: -21= r/9

In order to get the 9 off, you have to cancel it by multiplying ( opposite of is multiplying) both sides:

9(-21)= r

And the final answer is: r= -189

You can check it by plugging in -189 to r and it works:)

Your welcome:)))