x+2x+(2x+10)=100

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Solution for x+2x+(2x+10)=100 equation:


Simplifying
x + 2x + (2x + 10) = 100

Reorder the terms:
x + 2x + (10 + 2x) = 100

Remove parenthesis around (10 + 2x)
x + 2x + 10 + 2x = 100

Reorder the terms:
10 + x + 2x + 2x = 100

Combine like terms: x + 2x = 3x
10 + 3x + 2x = 100

Combine like terms: 3x + 2x = 5x
10 + 5x = 100

Solving
10 + 5x = 100

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 + 5x = 100 + -10

Combine like terms: 10 + -10 = 0
0 + 5x = 100 + -10
5x = 100 + -10

Combine like terms: 100 + -10 = 90
5x = 90

Divide each side by '5'.
x = 18

Simplifying
x = 18

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