Question

Find the solution of the equation 9(r + 9) = 36

Answer 1

9(r+9)=36

r+9=36/9

r+9=4

r=4-9

r= -5

Answer 2

Answer:

9(r+9) =36

multiply 9 with r and 9

therefore

9r+81 =36

9r=36-81

9r = -45

r= -45/9

r = -5

please mark me as brainliest