x+(x+5)=90

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Solution for x+(x+5)=90 equation:


Simplifying
x + (x + 5) = 90

Reorder the terms:
x + (5 + x) = 90

Remove parenthesis around (5 + x)
x + 5 + x = 90

Reorder the terms:
5 + x + x = 90

Combine like terms: x + x = 2x
5 + 2x = 90

Solving
5 + 2x = 90

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + 2x = 90 + -5

Combine like terms: 5 + -5 = 0
0 + 2x = 90 + -5
2x = 90 + -5

Combine like terms: 90 + -5 = 85
2x = 85

Divide each side by '2'.
x = 42.5

Simplifying
x = 42.5

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