Question

What value of n makes the equation true?

-1/5n+7=2
n=

Answer 1

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

cancel (-) sign both sides ,

`n = 25.`