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

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


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

Reorder the terms:
7(3 + x) + 7x + -1 = x + -6
(3 * 7 + x * 7) + 7x + -1 = x + -6
(21 + 7x) + 7x + -1 = x + -6

Reorder the terms:
21 + -1 + 7x + 7x = x + -6

Combine like terms: 21 + -1 = 20
20 + 7x + 7x = x + -6

Combine like terms: 7x + 7x = 14x
20 + 14x = x + -6

Reorder the terms:
20 + 14x = -6 + x

Solving
20 + 14x = -6 + 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.
20 + 14x + -1x = -6 + x + -1x

Combine like terms: 14x + -1x = 13x
20 + 13x = -6 + x + -1x

Combine like terms: x + -1x = 0
20 + 13x = -6 + 0
20 + 13x = -6

Add '-20' to each side of the equation.
20 + -20 + 13x = -6 + -20

Combine like terms: 20 + -20 = 0
0 + 13x = -6 + -20
13x = -6 + -20

Combine like terms: -6 + -20 = -26
13x = -26

Divide each side by '13'.
x = -2

Simplifying
x = -2

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