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Solve for r 2r + 7 = 4r - 13
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3 votes
Solve for r 2r + 7 = 4r - 13

User Jekayode
by
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1 Answer

6 votes

2r + 7 = 4r - 13

subtract 4 from both-side of the equation

2r - 4r + 7 = 4r - 4r - 13

-2r + 7 = -13

subtract 7 from both-side of the equation

-2r + 7 = -13 - 7

-2r = -20

divide both-side of the equation by -2

r = 10

User SCBuergel
by
7.5k points
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