55=2x+5x-8

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Solution for 55=2x+5x-8 equation:


Simplifying
55 = 2x + 5x + -8

Reorder the terms:
55 = -8 + 2x + 5x

Combine like terms: 2x + 5x = 7x
55 = -8 + 7x

Solving
55 = -8 + 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.
55 + -7x = -8 + 7x + -7x

Combine like terms: 7x + -7x = 0
55 + -7x = -8 + 0
55 + -7x = -8

Add '-55' to each side of the equation.
55 + -55 + -7x = -8 + -55

Combine like terms: 55 + -55 = 0
0 + -7x = -8 + -55
-7x = -8 + -55

Combine like terms: -8 + -55 = -63
-7x = -63

Divide each side by '-7'.
x = 9

Simplifying
x = 9

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