x+x+15+2x-10=x+x+x+20

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Solution for x+x+15+2x-10=x+x+x+20 equation: 


Simplifying
x + x + 15 + 2x + -10 = x + x + x + 20

Reorder the terms:
15 + -10 + x + x + 2x = x + x + x + 20

Combine like terms: 15 + -10 = 5
5 + x + x + 2x = x + x + x + 20

Combine like terms: x + x = 2x
5 + 2x + 2x = x + x + x + 20

Combine like terms: 2x + 2x = 4x
5 + 4x = x + x + x + 20

Reorder the terms:
5 + 4x = 20 + x + x + x

Combine like terms: x + x = 2x
5 + 4x = 20 + 2x + x

Combine like terms: 2x + x = 3x
5 + 4x = 20 + 3x

Solving
5 + 4x = 20 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
5 + 4x + -3x = 20 + 3x + -3x

Combine like terms: 4x + -3x = 1x
5 + 1x = 20 + 3x + -3x

Combine like terms: 3x + -3x = 0
5 + 1x = 20 + 0
5 + 1x = 20

Add '-5' to each side of the equation.
5 + -5 + 1x = 20 + -5

Combine like terms: 5 + -5 = 0
0 + 1x = 20 + -5
1x = 20 + -5

Combine like terms: 20 + -5 = 15
1x = 15

Divide each side by '1'.
x = 15

Simplifying
x = 15

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