(x+55)+x=90

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Solution for (x+55)+x=90 equation:


Simplifying
(x + 55) + x = 90

Reorder the terms:
(55 + x) + x = 90

Remove parenthesis around (55 + x)
55 + x + x = 90

Combine like terms: x + x = 2x
55 + 2x = 90

Solving
55 + 2x = 90

Solving for variable 'x'.

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

Add '-55' to each side of the equation.
55 + -55 + 2x = 90 + -55

Combine like terms: 55 + -55 = 0
0 + 2x = 90 + -55
2x = 90 + -55

Combine like terms: 90 + -55 = 35
2x = 35

Divide each side by '2'.
x = 17.5

Simplifying
x = 17.5

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