Find the solution of the equation 9(r + 9) = 36
Answers
Answered by
9
9(r+9)=36
r+9=36/9
r+9=4
r=4-9
r= -5
Answered by
1
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
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