-12+7(n+10)=3(n-10)

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Solution for -12+7(n+10)=3(n-10) equation:


Simplifying
-12 + 7(n + 10) = 3(n + -10)

Reorder the terms:
-12 + 7(10 + n) = 3(n + -10)
-12 + (10 * 7 + n * 7) = 3(n + -10)
-12 + (70 + 7n) = 3(n + -10)

Combine like terms: -12 + 70 = 58
58 + 7n = 3(n + -10)

Reorder the terms:
58 + 7n = 3(-10 + n)
58 + 7n = (-10 * 3 + n * 3)
58 + 7n = (-30 + 3n)

Solving
58 + 7n = -30 + 3n

Solving for variable 'n'.

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

Add '-3n' to each side of the equation.
58 + 7n + -3n = -30 + 3n + -3n

Combine like terms: 7n + -3n = 4n
58 + 4n = -30 + 3n + -3n

Combine like terms: 3n + -3n = 0
58 + 4n = -30 + 0
58 + 4n = -30

Add '-58' to each side of the equation.
58 + -58 + 4n = -30 + -58

Combine like terms: 58 + -58 = 0
0 + 4n = -30 + -58
4n = -30 + -58

Combine like terms: -30 + -58 = -88
4n = -88

Divide each side by '4'.
n = -22

Simplifying
n = -22

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