3(15-x)=36

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Solution for 3(15-x)=36 equation: 


Simplifying
3(15 + -1x) = 36
(15 * 3 + -1x * 3) = 36
(45 + -3x) = 36

Solving
45 + -3x = 36

Solving for variable 'x'.

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

Add '-45' to each side of the equation.
45 + -45 + -3x = 36 + -45

Combine like terms: 45 + -45 = 0
0 + -3x = 36 + -45
-3x = 36 + -45

Combine like terms: 36 + -45 = -9
-3x = -9

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

Simplifying
x = 3

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