7(-n+4)=-2n+28

7(-n+4)=-2n+28
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1 Answer

Distribute across parentheses.

-7n + 28 = 2n + 28

Move x terms to one side of equation.

-7n + 7n + 28 = 2n + -7n + 28

Simplify.

28 = -5n + 28

Solve.

28 - 28 = -5n + 28 - 28

0 = -5n

/-5    /-5

 

n = 0
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