3x+12x+20-5x=200

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Solution for 3x+12x+20-5x=200 equation:


Simplifying
3x + 12x + 20 + -5x = 200

Reorder the terms:
20 + 3x + 12x + -5x = 200

Combine like terms: 3x + 12x = 15x
20 + 15x + -5x = 200

Combine like terms: 15x + -5x = 10x
20 + 10x = 200

Solving
20 + 10x = 200

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + 10x = 200 + -20

Combine like terms: 20 + -20 = 0
0 + 10x = 200 + -20
10x = 200 + -20

Combine like terms: 200 + -20 = 180
10x = 180

Divide each side by '10'.
x = 18

Simplifying
x = 18

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