x+3+x-8=55-x

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Solution for x+3+x-8=55-x equation:


Simplifying
x + 3 + x + -8 = 55 + -1x

Reorder the terms:
3 + -8 + x + x = 55 + -1x

Combine like terms: 3 + -8 = -5
-5 + x + x = 55 + -1x

Combine like terms: x + x = 2x
-5 + 2x = 55 + -1x

Solving
-5 + 2x = 55 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-5 + 2x + x = 55 + -1x + x

Combine like terms: 2x + x = 3x
-5 + 3x = 55 + -1x + x

Combine like terms: -1x + x = 0
-5 + 3x = 55 + 0
-5 + 3x = 55

Add '5' to each side of the equation.
-5 + 5 + 3x = 55 + 5

Combine like terms: -5 + 5 = 0
0 + 3x = 55 + 5
3x = 55 + 5

Combine like terms: 55 + 5 = 60
3x = 60

Divide each side by '3'.
x = 20

Simplifying
x = 20

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