Solve for x: 3x−7=7x+13

asked Nov 1, 2021 121k views

3 votes

by RTF

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4 votes

Answer:

x=-5

Explanation:

$3x-7=7x+13\\\\3x-7+7=7x+13+7\\\\3x=7x+20\\\\3x-7x=7x+20-7x\\\\-4x=20\\\\(-1)/(4)(-4x) =(-1)/(4)(20)\\\\x=-5$

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