-3*(3-2x)+2x=-21

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Solution for -3*(3-2x)+2x=-21 equation:


Simplifying
-3(3 + -2x) + 2x = -21
(3 * -3 + -2x * -3) + 2x = -21
(-9 + 6x) + 2x = -21

Combine like terms: 6x + 2x = 8x
-9 + 8x = -21

Solving
-9 + 8x = -21

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + 8x = -21 + 9

Combine like terms: -9 + 9 = 0
0 + 8x = -21 + 9
8x = -21 + 9

Combine like terms: -21 + 9 = -12
8x = -12

Divide each side by '8'.
x = -1.5

Simplifying
x = -1.5

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