(x+8)+(2x+5)=90

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Solution for (x+8)+(2x+5)=90 equation:


Simplifying
(x + 8) + (2x + 5) = 90

Reorder the terms:
(8 + x) + (2x + 5) = 90

Remove parenthesis around (8 + x)
8 + x + (2x + 5) = 90

Reorder the terms:
8 + x + (5 + 2x) = 90

Remove parenthesis around (5 + 2x)
8 + x + 5 + 2x = 90

Reorder the terms:
8 + 5 + x + 2x = 90

Combine like terms: 8 + 5 = 13
13 + x + 2x = 90

Combine like terms: x + 2x = 3x
13 + 3x = 90

Solving
13 + 3x = 90

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + 3x = 90 + -13

Combine like terms: 13 + -13 = 0
0 + 3x = 90 + -13
3x = 90 + -13

Combine like terms: 90 + -13 = 77
3x = 77

Divide each side by '3'.
x = 25.66666667

Simplifying
x = 25.66666667

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