3+30=5x+12

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


Simplifying
3 + 30 = 5x + 12

Combine like terms: 3 + 30 = 33
33 = 5x + 12

Reorder the terms:
33 = 12 + 5x

Solving
33 = 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.
33 + -5x = 12 + 5x + -5x

Combine like terms: 5x + -5x = 0
33 + -5x = 12 + 0
33 + -5x = 12

Add '-33' to each side of the equation.
33 + -33 + -5x = 12 + -33

Combine like terms: 33 + -33 = 0
0 + -5x = 12 + -33
-5x = 12 + -33

Combine like terms: 12 + -33 = -21
-5x = -21

Divide each side by '-5'.
x = 4.2

Simplifying
x = 4.2

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