3x+6(1-7x)=123

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Solution for 3x+6(1-7x)=123 equation:


Simplifying
3x + 6(1 + -7x) = 123
3x + (1 * 6 + -7x * 6) = 123
3x + (6 + -42x) = 123

Reorder the terms:
6 + 3x + -42x = 123

Combine like terms: 3x + -42x = -39x
6 + -39x = 123

Solving
6 + -39x = 123

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + -39x = 123 + -6

Combine like terms: 6 + -6 = 0
0 + -39x = 123 + -6
-39x = 123 + -6

Combine like terms: 123 + -6 = 117
-39x = 117

Divide each side by '-39'.
x = -3

Simplifying
x = -3

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