3x+7+11=57

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Solution for 3x+7+11=57 equation:


Simplifying
3x + 7 + 11 = 57

Reorder the terms:
7 + 11 + 3x = 57

Combine like terms: 7 + 11 = 18
18 + 3x = 57

Solving
18 + 3x = 57

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + 3x = 57 + -18

Combine like terms: 18 + -18 = 0
0 + 3x = 57 + -18
3x = 57 + -18

Combine like terms: 57 + -18 = 39
3x = 39

Divide each side by '3'.
x = 13

Simplifying
x = 13

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