8(x+9)+x=5(9-x)

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Solution for 8(x+9)+x=5(9-x) equation:


Simplifying
8(x + 9) + x = 5(9 + -1x)

Reorder the terms:
8(9 + x) + x = 5(9 + -1x)
(9 * 8 + x * 8) + x = 5(9 + -1x)
(72 + 8x) + x = 5(9 + -1x)

Combine like terms: 8x + x = 9x
72 + 9x = 5(9 + -1x)
72 + 9x = (9 * 5 + -1x * 5)
72 + 9x = (45 + -5x)

Solving
72 + 9x = 45 + -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.
72 + 9x + 5x = 45 + -5x + 5x

Combine like terms: 9x + 5x = 14x
72 + 14x = 45 + -5x + 5x

Combine like terms: -5x + 5x = 0
72 + 14x = 45 + 0
72 + 14x = 45

Add '-72' to each side of the equation.
72 + -72 + 14x = 45 + -72

Combine like terms: 72 + -72 = 0
0 + 14x = 45 + -72
14x = 45 + -72

Combine like terms: 45 + -72 = -27
14x = -27

Divide each side by '14'.
x = -1.928571429

Simplifying
x = -1.928571429

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