4(1+3x)=40

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Solution for 4(1+3x)=40 equation: 


Simplifying
4(1 + 3x) = 40
(1 * 4 + 3x * 4) = 40
(4 + 12x) = 40

Solving
4 + 12x = 40

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + 12x = 40 + -4

Combine like terms: 4 + -4 = 0
0 + 12x = 40 + -4
12x = 40 + -4

Combine like terms: 40 + -4 = 36
12x = 36

Divide each side by '12'.
x = 3

Simplifying
x = 3

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