3(10+4x)=78

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Solution for 3(10+4x)=78 equation: 


Simplifying
3(10 + 4x) = 78
(10 * 3 + 4x * 3) = 78
(30 + 12x) = 78

Solving
30 + 12x = 78

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 + 12x = 78 + -30

Combine like terms: 30 + -30 = 0
0 + 12x = 78 + -30
12x = 78 + -30

Combine like terms: 78 + -30 = 48
12x = 48

Divide each side by '12'.
x = 4

Simplifying
x = 4

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