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1 vote
What value of n makes the equation true?

-1/5n+7=2
n=

User Ernest
by
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1 Answer

9 votes


( - n)/(5) + 7 = 2 \\ \\ ( - n + 35)/(5) = 2 \\ \\ - n + 35 = 10 \\ \\ - n = 10 - 35 \\ \\ - n = - 25

cancel (-) sign both sides ,


n = 25.