13+3x=76

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Solution for 13+3x=76 equation: 


Simplifying
13 + 3x = 76

Solving
13 + 3x = 76

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + 3x = 76 + -13

Combine like terms: 13 + -13 = 0
0 + 3x = 76 + -13
3x = 76 + -13

Combine like terms: 76 + -13 = 63
3x = 63

Divide each side by '3'.
x = 21

Simplifying
x = 21

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