3(7-x)=33

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Solution for 3(7-x)=33 equation: 


Simplifying
3(7 + -1x) = 33
(7 * 3 + -1x * 3) = 33
(21 + -3x) = 33

Solving
21 + -3x = 33

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + -3x = 33 + -21

Combine like terms: 21 + -21 = 0
0 + -3x = 33 + -21
-3x = 33 + -21

Combine like terms: 33 + -21 = 12
-3x = 12

Divide each side by '-3'.
x = -4

Simplifying
x = -4

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