3m+2(m+2)=20-(2m-5) solve the equation – InterviewSolution

1.

3m+2(m+2)=20-(2m-5) solve the equation

Answer»

Answer:

3m+2(m+2)=20−(2m−5)

⇒ 3m+2m+4=20−2m+5

⇒ 5m+4 = 25−2m

⇒ 5m+2m = 25−4

⇒ 7M = 21

∴ m= 21/7

∴ m = 3

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