540=129+7x-46+9x+11+5x+17

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Solution for 540=129+7x-46+9x+11+5x+17 equation: 


Simplifying
540 = 129 + 7x + -46 + 9x + 11 + 5x + 17

Reorder the terms:
540 = 129 + -46 + 11 + 17 + 7x + 9x + 5x

Combine like terms: 129 + -46 = 83
540 = 83 + 11 + 17 + 7x + 9x + 5x

Combine like terms: 83 + 11 = 94
540 = 94 + 17 + 7x + 9x + 5x

Combine like terms: 94 + 17 = 111
540 = 111 + 7x + 9x + 5x

Combine like terms: 7x + 9x = 16x
540 = 111 + 16x + 5x

Combine like terms: 16x + 5x = 21x
540 = 111 + 21x

Solving
540 = 111 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
540 + -21x = 111 + 21x + -21x

Combine like terms: 21x + -21x = 0
540 + -21x = 111 + 0
540 + -21x = 111

Add '-540' to each side of the equation.
540 + -540 + -21x = 111 + -540

Combine like terms: 540 + -540 = 0
0 + -21x = 111 + -540
-21x = 111 + -540

Combine like terms: 111 + -540 = -429
-21x = -429

Divide each side by '-21'.
x = 20.42857143

Simplifying
x = 20.42857143

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