9(x+1)+7(x+10)=6x-6

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Solution for 9(x+1)+7(x+10)=6x-6 equation:


Simplifying
9(x + 1) + 7(x + 10) = 6x + -6

Reorder the terms:
9(1 + x) + 7(x + 10) = 6x + -6
(1 * 9 + x * 9) + 7(x + 10) = 6x + -6
(9 + 9x) + 7(x + 10) = 6x + -6

Reorder the terms:
9 + 9x + 7(10 + x) = 6x + -6
9 + 9x + (10 * 7 + x * 7) = 6x + -6
9 + 9x + (70 + 7x) = 6x + -6

Reorder the terms:
9 + 70 + 9x + 7x = 6x + -6

Combine like terms: 9 + 70 = 79
79 + 9x + 7x = 6x + -6

Combine like terms: 9x + 7x = 16x
79 + 16x = 6x + -6

Reorder the terms:
79 + 16x = -6 + 6x

Solving
79 + 16x = -6 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
79 + 16x + -6x = -6 + 6x + -6x

Combine like terms: 16x + -6x = 10x
79 + 10x = -6 + 6x + -6x

Combine like terms: 6x + -6x = 0
79 + 10x = -6 + 0
79 + 10x = -6

Add '-79' to each side of the equation.
79 + -79 + 10x = -6 + -79

Combine like terms: 79 + -79 = 0
0 + 10x = -6 + -79
10x = -6 + -79

Combine like terms: -6 + -79 = -85
10x = -85

Divide each side by '10'.
x = -8.5

Simplifying
x = -8.5

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