7(x+6)+6(x+6)=5x-5

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Solution for 7(x+6)+6(x+6)=5x-5 equation:


Simplifying
7(x + 6) + 6(x + 6) = 5x + -5

Reorder the terms:
7(6 + x) + 6(x + 6) = 5x + -5
(6 * 7 + x * 7) + 6(x + 6) = 5x + -5
(42 + 7x) + 6(x + 6) = 5x + -5

Reorder the terms:
42 + 7x + 6(6 + x) = 5x + -5
42 + 7x + (6 * 6 + x * 6) = 5x + -5
42 + 7x + (36 + 6x) = 5x + -5

Reorder the terms:
42 + 36 + 7x + 6x = 5x + -5

Combine like terms: 42 + 36 = 78
78 + 7x + 6x = 5x + -5

Combine like terms: 7x + 6x = 13x
78 + 13x = 5x + -5

Reorder the terms:
78 + 13x = -5 + 5x

Solving
78 + 13x = -5 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
78 + 13x + -5x = -5 + 5x + -5x

Combine like terms: 13x + -5x = 8x
78 + 8x = -5 + 5x + -5x

Combine like terms: 5x + -5x = 0
78 + 8x = -5 + 0
78 + 8x = -5

Add '-78' to each side of the equation.
78 + -78 + 8x = -5 + -78

Combine like terms: 78 + -78 = 0
0 + 8x = -5 + -78
8x = -5 + -78

Combine like terms: -5 + -78 = -83
8x = -83

Divide each side by '8'.
x = -10.375

Simplifying
x = -10.375

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