113=8-3(7+7x)

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Solution for 113=8-3(7+7x) equation:


Simplifying
113 = 8 + -3(7 + 7x)
113 = 8 + (7 * -3 + 7x * -3)
113 = 8 + (-21 + -21x)

Combine like terms: 8 + -21 = -13
113 = -13 + -21x

Solving
113 = -13 + -21x

Solving for variable 'x'.

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

Add '21x' to each side of the equation.
113 + 21x = -13 + -21x + 21x

Combine like terms: -21x + 21x = 0
113 + 21x = -13 + 0
113 + 21x = -13

Add '-113' to each side of the equation.
113 + -113 + 21x = -13 + -113

Combine like terms: 113 + -113 = 0
0 + 21x = -13 + -113
21x = -13 + -113

Combine like terms: -13 + -113 = -126
21x = -126

Divide each side by '21'.
x = -6

Simplifying
x = -6

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