123-(5x+3)=5(x+9)+x

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Solution for 123-(5x+3)=5(x+9)+x equation:


Simplifying
123 + -1(5x + 3) = 5(x + 9) + x

Reorder the terms:
123 + -1(3 + 5x) = 5(x + 9) + x
123 + (3 * -1 + 5x * -1) = 5(x + 9) + x
123 + (-3 + -5x) = 5(x + 9) + x

Combine like terms: 123 + -3 = 120
120 + -5x = 5(x + 9) + x

Reorder the terms:
120 + -5x = 5(9 + x) + x
120 + -5x = (9 * 5 + x * 5) + x
120 + -5x = (45 + 5x) + x

Combine like terms: 5x + x = 6x
120 + -5x = 45 + 6x

Solving
120 + -5x = 45 + 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.
120 + -5x + -6x = 45 + 6x + -6x

Combine like terms: -5x + -6x = -11x
120 + -11x = 45 + 6x + -6x

Combine like terms: 6x + -6x = 0
120 + -11x = 45 + 0
120 + -11x = 45

Add '-120' to each side of the equation.
120 + -120 + -11x = 45 + -120

Combine like terms: 120 + -120 = 0
0 + -11x = 45 + -120
-11x = 45 + -120

Combine like terms: 45 + -120 = -75
-11x = -75

Divide each side by '-11'.
x = 6.818181818

Simplifying
x = 6.818181818

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