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5 votes
Solve: m+2m+3 if m=12

2 Answers

5 votes
12 + 2(12) +3
12+ 24 + 3
12 + 27
39
User Joachim Schork
by
7.6k points
3 votes
m+2m+3
subsitute
12+2(12)+3
12+24+3
36+3=39
User Brightball
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8.3k points