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

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


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

Reorder the terms:
7(6 + x) + 8(x + 6) = 5x + -5
(6 * 7 + x * 7) + 8(x + 6) = 5x + -5
(42 + 7x) + 8(x + 6) = 5x + -5

Reorder the terms:
42 + 7x + 8(6 + x) = 5x + -5
42 + 7x + (6 * 8 + x * 8) = 5x + -5
42 + 7x + (48 + 8x) = 5x + -5

Reorder the terms:
42 + 48 + 7x + 8x = 5x + -5

Combine like terms: 42 + 48 = 90
90 + 7x + 8x = 5x + -5

Combine like terms: 7x + 8x = 15x
90 + 15x = 5x + -5

Reorder the terms:
90 + 15x = -5 + 5x

Solving
90 + 15x = -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.
90 + 15x + -5x = -5 + 5x + -5x

Combine like terms: 15x + -5x = 10x
90 + 10x = -5 + 5x + -5x

Combine like terms: 5x + -5x = 0
90 + 10x = -5 + 0
90 + 10x = -5

Add '-90' to each side of the equation.
90 + -90 + 10x = -5 + -90

Combine like terms: 90 + -90 = 0
0 + 10x = -5 + -90
10x = -5 + -90

Combine like terms: -5 + -90 = -95
10x = -95

Divide each side by '10'.
x = -9.5

Simplifying
x = -9.5

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