7(2x+1)=x-84

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Solution for 7(2x+1)=x-84 equation:


Simplifying
7(2x + 1) = x + -84

Reorder the terms:
7(1 + 2x) = x + -84
(1 * 7 + 2x * 7) = x + -84
(7 + 14x) = x + -84

Reorder the terms:
7 + 14x = -84 + x

Solving
7 + 14x = -84 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
7 + 14x + -1x = -84 + x + -1x

Combine like terms: 14x + -1x = 13x
7 + 13x = -84 + x + -1x

Combine like terms: x + -1x = 0
7 + 13x = -84 + 0
7 + 13x = -84

Add '-7' to each side of the equation.
7 + -7 + 13x = -84 + -7

Combine like terms: 7 + -7 = 0
0 + 13x = -84 + -7
13x = -84 + -7

Combine like terms: -84 + -7 = -91
13x = -91

Divide each side by '13'.
x = -7

Simplifying
x = -7

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