9(x+6)+2(x+6)=7x-7

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Solution for 9(x+6)+2(x+6)=7x-7 equation:


Simplifying
9(x + 6) + 2(x + 6) = 7x + -7

Reorder the terms:
9(6 + x) + 2(x + 6) = 7x + -7
(6 * 9 + x * 9) + 2(x + 6) = 7x + -7
(54 + 9x) + 2(x + 6) = 7x + -7

Reorder the terms:
54 + 9x + 2(6 + x) = 7x + -7
54 + 9x + (6 * 2 + x * 2) = 7x + -7
54 + 9x + (12 + 2x) = 7x + -7

Reorder the terms:
54 + 12 + 9x + 2x = 7x + -7

Combine like terms: 54 + 12 = 66
66 + 9x + 2x = 7x + -7

Combine like terms: 9x + 2x = 11x
66 + 11x = 7x + -7

Reorder the terms:
66 + 11x = -7 + 7x

Solving
66 + 11x = -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.
66 + 11x + -7x = -7 + 7x + -7x

Combine like terms: 11x + -7x = 4x
66 + 4x = -7 + 7x + -7x

Combine like terms: 7x + -7x = 0
66 + 4x = -7 + 0
66 + 4x = -7

Add '-66' to each side of the equation.
66 + -66 + 4x = -7 + -66

Combine like terms: 66 + -66 = 0
0 + 4x = -7 + -66
4x = -7 + -66

Combine like terms: -7 + -66 = -73
4x = -73

Divide each side by '4'.
x = -18.25

Simplifying
x = -18.25

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