55=4x+5x-8

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Solution for 55=4x+5x-8 equation:


Simplifying
55 = 4x + 5x + -8

Reorder the terms:
55 = -8 + 4x + 5x

Combine like terms: 4x + 5x = 9x
55 = -8 + 9x

Solving
55 = -8 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
55 + -9x = -8 + 9x + -9x

Combine like terms: 9x + -9x = 0
55 + -9x = -8 + 0
55 + -9x = -8

Add '-55' to each side of the equation.
55 + -55 + -9x = -8 + -55

Combine like terms: 55 + -55 = 0
0 + -9x = -8 + -55
-9x = -8 + -55

Combine like terms: -8 + -55 = -63
-9x = -63

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

Simplifying
x = 7

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