3x+30=5x+12

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Solution for 3x+30=5x+12 equation:


Simplifying
3x + 30 = 5x + 12

Reorder the terms:
30 + 3x = 5x + 12

Reorder the terms:
30 + 3x = 12 + 5x

Solving
30 + 3x = 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.
30 + 3x + -5x = 12 + 5x + -5x

Combine like terms: 3x + -5x = -2x
30 + -2x = 12 + 5x + -5x

Combine like terms: 5x + -5x = 0
30 + -2x = 12 + 0
30 + -2x = 12

Add '-30' to each side of the equation.
30 + -30 + -2x = 12 + -30

Combine like terms: 30 + -30 = 0
0 + -2x = 12 + -30
-2x = 12 + -30

Combine like terms: 12 + -30 = -18
-2x = -18

Divide each side by '-2'.
x = 9

Simplifying
x = 9

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