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Solve for u. -2u+2=-7u+17

Solve for u. -2u+2=-7u+17
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5 votes
Solve for u. -2u+2=-7u+17

User Tjarbo
by
8.5k points

1 Answer

5 votes

Subtract 2 from both sides

-2u = -7u + 17 - 2

Simplify -7u + 17 - 2 to -7u + 15

-2u = -7u + 15

Add 7u to both sides

-2u + 7u = 15

Simplify -2u + 7u to 5u

5u = 15

Divide both sides by 5

u = 15/5

Simplify 15/5 to 3

u = 3

User Stefanos Chrs
by
7.6k points
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