3x+6+27-30=42

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Solution for 3x+6+27-30=42 equation: 


Simplifying
3x + 6 + 27 + -30 = 42

Reorder the terms:
6 + 27 + -30 + 3x = 42

Combine like terms: 6 + 27 = 33
33 + -30 + 3x = 42

Combine like terms: 33 + -30 = 3
3 + 3x = 42

Solving
3 + 3x = 42

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 3x = 42 + -3

Combine like terms: 3 + -3 = 0
0 + 3x = 42 + -3
3x = 42 + -3

Combine like terms: 42 + -3 = 39
3x = 39

Divide each side by '3'.
x = 13

Simplifying
x = 13

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