SOLUTION: 5m+2(m+1)=23

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Question 96186: 5m+2(m+1)=23
Answer by checkley71(8403) About Me  (Show Source):
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5M+2(M+1)=23
5M+2M+2=23
7M=23-2
7M=21
M=21/7
M=3 ANSWER.
PROOF
5*3+2(3+1)=23
15+2*4=23
15+8=23
23=23