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

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


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

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

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

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

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

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

Combine like terms: 5 + 5 = 10
10 + x + 2x = 90

Combine like terms: x + 2x = 3x
10 + 3x = 90

Solving
10 + 3x = 90

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + 3x = 90 + -10

Combine like terms: 10 + -10 = 0
0 + 3x = 90 + -10
3x = 90 + -10

Combine like terms: 90 + -10 = 80
3x = 80

Divide each side by '3'.
x = 26.66666667

Simplifying
x = 26.66666667

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