5(x+9)-7(x-9)=11(x-2)

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Solution for 5(x+9)-7(x-9)=11(x-2) equation:


Simplifying
5(x + 9) + -7(x + -9) = 11(x + -2)

Reorder the terms:
5(9 + x) + -7(x + -9) = 11(x + -2)
(9 * 5 + x * 5) + -7(x + -9) = 11(x + -2)
(45 + 5x) + -7(x + -9) = 11(x + -2)

Reorder the terms:
45 + 5x + -7(-9 + x) = 11(x + -2)
45 + 5x + (-9 * -7 + x * -7) = 11(x + -2)
45 + 5x + (63 + -7x) = 11(x + -2)

Reorder the terms:
45 + 63 + 5x + -7x = 11(x + -2)

Combine like terms: 45 + 63 = 108
108 + 5x + -7x = 11(x + -2)

Combine like terms: 5x + -7x = -2x
108 + -2x = 11(x + -2)

Reorder the terms:
108 + -2x = 11(-2 + x)
108 + -2x = (-2 * 11 + x * 11)
108 + -2x = (-22 + 11x)

Solving
108 + -2x = -22 + 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
108 + -2x + -11x = -22 + 11x + -11x

Combine like terms: -2x + -11x = -13x
108 + -13x = -22 + 11x + -11x

Combine like terms: 11x + -11x = 0
108 + -13x = -22 + 0
108 + -13x = -22

Add '-108' to each side of the equation.
108 + -108 + -13x = -22 + -108

Combine like terms: 108 + -108 = 0
0 + -13x = -22 + -108
-13x = -22 + -108

Combine like terms: -22 + -108 = -130
-13x = -130

Divide each side by '-13'.
x = 10

Simplifying
x = 10

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