3*(4+5x)=72

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Solution for 3*(4+5x)=72 equation: 


Simplifying
3(4 + 5x) = 72
(4 * 3 + 5x * 3) = 72
(12 + 15x) = 72

Solving
12 + 15x = 72

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 15x = 72 + -12

Combine like terms: 12 + -12 = 0
0 + 15x = 72 + -12
15x = 72 + -12

Combine like terms: 72 + -12 = 60
15x = 60

Divide each side by '15'.
x = 4

Simplifying
x = 4

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