21-6(2x-3)=-3

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Solution for 21-6(2x-3)=-3 equation:


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

Reorder the terms:
21 + -6(-3 + 2x) = -3
21 + (-3 * -6 + 2x * -6) = -3
21 + (18 + -12x) = -3

Combine like terms: 21 + 18 = 39
39 + -12x = -3

Solving
39 + -12x = -3

Solving for variable 'x'.

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

Add '-39' to each side of the equation.
39 + -39 + -12x = -3 + -39

Combine like terms: 39 + -39 = 0
0 + -12x = -3 + -39
-12x = -3 + -39

Combine like terms: -3 + -39 = -42
-12x = -42

Divide each side by '-12'.
x = 3.5

Simplifying
x = 3.5

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