7(6+3x)=-126

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Solution for 7(6+3x)=-126 equation: 


Simplifying
7(6 + 3x) = -126
(6 * 7 + 3x * 7) = -126
(42 + 21x) = -126

Solving
42 + 21x = -126

Solving for variable 'x'.

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

Add '-42' to each side of the equation.
42 + -42 + 21x = -126 + -42

Combine like terms: 42 + -42 = 0
0 + 21x = -126 + -42
21x = -126 + -42

Combine like terms: -126 + -42 = -168
21x = -168

Divide each side by '21'.
x = -8

Simplifying
x = -8

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