3x-18+7x=15-5x-3

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Solution for 3x-18+7x=15-5x-3 equation:


Simplifying
3x + -18 + 7x = 15 + -5x + -3

Reorder the terms:
-18 + 3x + 7x = 15 + -5x + -3

Combine like terms: 3x + 7x = 10x
-18 + 10x = 15 + -5x + -3

Reorder the terms:
-18 + 10x = 15 + -3 + -5x

Combine like terms: 15 + -3 = 12
-18 + 10x = 12 + -5x

Solving
-18 + 10x = 12 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
-18 + 10x + 5x = 12 + -5x + 5x

Combine like terms: 10x + 5x = 15x
-18 + 15x = 12 + -5x + 5x

Combine like terms: -5x + 5x = 0
-18 + 15x = 12 + 0
-18 + 15x = 12

Add '18' to each side of the equation.
-18 + 18 + 15x = 12 + 18

Combine like terms: -18 + 18 = 0
0 + 15x = 12 + 18
15x = 12 + 18

Combine like terms: 12 + 18 = 30
15x = 30

Divide each side by '15'.
x = 2

Simplifying
x = 2

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