-4(7n+5)=40+2n

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Solution for -4(7n+5)=40+2n equation:


Simplifying
-4(7n + 5) = 40 + 2n

Reorder the terms:
-4(5 + 7n) = 40 + 2n
(5 * -4 + 7n * -4) = 40 + 2n
(-20 + -28n) = 40 + 2n

Solving
-20 + -28n = 40 + 2n

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '-2n' to each side of the equation.
-20 + -28n + -2n = 40 + 2n + -2n

Combine like terms: -28n + -2n = -30n
-20 + -30n = 40 + 2n + -2n

Combine like terms: 2n + -2n = 0
-20 + -30n = 40 + 0
-20 + -30n = 40

Add '20' to each side of the equation.
-20 + 20 + -30n = 40 + 20

Combine like terms: -20 + 20 = 0
0 + -30n = 40 + 20
-30n = 40 + 20

Combine like terms: 40 + 20 = 60
-30n = 60

Divide each side by '-30'.
n = -2

Simplifying
n = -2

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