3x+5+2x+20=15x-15-5x-20

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Solution for 3x+5+2x+20=15x-15-5x-20 equation:


Simplifying
3x + 5 + 2x + 20 = 15x + -15 + -5x + -20

Reorder the terms:
5 + 20 + 3x + 2x = 15x + -15 + -5x + -20

Combine like terms: 5 + 20 = 25
25 + 3x + 2x = 15x + -15 + -5x + -20

Combine like terms: 3x + 2x = 5x
25 + 5x = 15x + -15 + -5x + -20

Reorder the terms:
25 + 5x = -15 + -20 + 15x + -5x

Combine like terms: -15 + -20 = -35
25 + 5x = -35 + 15x + -5x

Combine like terms: 15x + -5x = 10x
25 + 5x = -35 + 10x

Solving
25 + 5x = -35 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
25 + 5x + -10x = -35 + 10x + -10x

Combine like terms: 5x + -10x = -5x
25 + -5x = -35 + 10x + -10x

Combine like terms: 10x + -10x = 0
25 + -5x = -35 + 0
25 + -5x = -35

Add '-25' to each side of the equation.
25 + -25 + -5x = -35 + -25

Combine like terms: 25 + -25 = 0
0 + -5x = -35 + -25
-5x = -35 + -25

Combine like terms: -35 + -25 = -60
-5x = -60

Divide each side by '-5'.
x = 12

Simplifying
x = 12

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