2x+3x-15=12+8

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Solution for 2x+3x-15=12+8 equation:


Simplifying
2x + 3x + -15 = 12 + 8

Reorder the terms:
-15 + 2x + 3x = 12 + 8

Combine like terms: 2x + 3x = 5x
-15 + 5x = 12 + 8

Combine like terms: 12 + 8 = 20
-15 + 5x = 20

Solving
-15 + 5x = 20

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 5x = 20 + 15

Combine like terms: -15 + 15 = 0
0 + 5x = 20 + 15
5x = 20 + 15

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

Divide each side by '5'.
x = 7

Simplifying
x = 7

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