-7-3(n-5)=-7n-40

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Solution for -7-3(n-5)=-7n-40 equation:


Simplifying
-7 + -3(n + -5) = -7n + -40

Reorder the terms:
-7 + -3(-5 + n) = -7n + -40
-7 + (-5 * -3 + n * -3) = -7n + -40
-7 + (15 + -3n) = -7n + -40

Combine like terms: -7 + 15 = 8
8 + -3n = -7n + -40

Reorder the terms:
8 + -3n = -40 + -7n

Solving
8 + -3n = -40 + -7n

Solving for variable 'n'.

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

Add '7n' to each side of the equation.
8 + -3n + 7n = -40 + -7n + 7n

Combine like terms: -3n + 7n = 4n
8 + 4n = -40 + -7n + 7n

Combine like terms: -7n + 7n = 0
8 + 4n = -40 + 0
8 + 4n = -40

Add '-8' to each side of the equation.
8 + -8 + 4n = -40 + -8

Combine like terms: 8 + -8 = 0
0 + 4n = -40 + -8
4n = -40 + -8

Combine like terms: -40 + -8 = -48
4n = -48

Divide each side by '4'.
n = -12

Simplifying
n = -12

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