/*! This file is auto-generated */ .wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none} Q. 2. 104 Solve: 12m−3=14m−7... [FREE SOLUTION] | 91Ó°ÊÓ

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Solve:12m−3=14m−7

Short Answer

Expert verified

Thesolutionforthegivenequaitonisn=2

Step by step solution

01

Step 1. Given information

The given equation is12m−3=14m−7

We have to solve the givne equation.

02

Step 2. Explanation

Solve:12m−3=14m−7⇒12×m−12×3=14×m−14×7(Distribute)⇒m2−32=m4−74(Simplify)MultiplybothsidebytheLCD,4⇒4×(m2−32)=4×(m4−74)⇒4×m2−4×32=4×m4−4×74(Distribute)⇒2m−6=m−7(Simplify)⇒2m−m−6=m−m−7(Subtractmfrombothsides)⇒m−6=−7(Simplify)⇒m−6+6=−7+6(Add6tobothsides)⇒m=−1(Simplify)⇒−n−1=−2−1(Dividebothsideby-1)⇒n=2(Simplify)Thesolutionforthegivenequaitonisn=2

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