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

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Solution for 8(x+6)+5(x+6)=7x-7 equation:


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

Reorder the terms:
8(6 + x) + 5(x + 6) = 7x + -7
(6 * 8 + x * 8) + 5(x + 6) = 7x + -7
(48 + 8x) + 5(x + 6) = 7x + -7

Reorder the terms:
48 + 8x + 5(6 + x) = 7x + -7
48 + 8x + (6 * 5 + x * 5) = 7x + -7
48 + 8x + (30 + 5x) = 7x + -7

Reorder the terms:
48 + 30 + 8x + 5x = 7x + -7

Combine like terms: 48 + 30 = 78
78 + 8x + 5x = 7x + -7

Combine like terms: 8x + 5x = 13x
78 + 13x = 7x + -7

Reorder the terms:
78 + 13x = -7 + 7x

Solving
78 + 13x = -7 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
78 + 13x + -7x = -7 + 7x + -7x

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

Combine like terms: 7x + -7x = 0
78 + 6x = -7 + 0
78 + 6x = -7

Add '-78' to each side of the equation.
78 + -78 + 6x = -7 + -78

Combine like terms: 78 + -78 = 0
0 + 6x = -7 + -78
6x = -7 + -78

Combine like terms: -7 + -78 = -85
6x = -85

Divide each side by '6'.
x = -14.16666667

Simplifying
x = -14.16666667

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