3(7-2x)=x

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Solution for 3(7-2x)=x equation:


Simplifying
3(7 + -2x) = x
(7 * 3 + -2x * 3) = x
(21 + -6x) = x

Solving
21 + -6x = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
21 + -6x + -1x = x + -1x

Combine like terms: -6x + -1x = -7x
21 + -7x = x + -1x

Combine like terms: x + -1x = 0
21 + -7x = 0

Add '-21' to each side of the equation.
21 + -21 + -7x = 0 + -21

Combine like terms: 21 + -21 = 0
0 + -7x = 0 + -21
-7x = 0 + -21

Combine like terms: 0 + -21 = -21
-7x = -21

Divide each side by '-7'.
x = 3

Simplifying
x = 3

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