3x+30=84

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Solution for 3x+30=84 equation: 


Simplifying
3x + 30 = 84

Reorder the terms:
30 + 3x = 84

Solving
30 + 3x = 84

Solving for variable 'x'.

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

Add '-30' to each side of the equation.
30 + -30 + 3x = 84 + -30

Combine like terms: 30 + -30 = 0
0 + 3x = 84 + -30
3x = 84 + -30

Combine like terms: 84 + -30 = 54
3x = 54

Divide each side by '3'.
x = 18

Simplifying
x = 18

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