3(4-x)=40

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Solution for 3(4-x)=40 equation:


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

Solving
12 + -3x = 40

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 + -3x = 40 + -12

Combine like terms: 12 + -12 = 0
0 + -3x = 40 + -12
-3x = 40 + -12

Combine like terms: 40 + -12 = 28
-3x = 28

Divide each side by '-3'.
x = -9.333333333

Simplifying
x = -9.333333333

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