5(3-2x)=-8x-21

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Solution for 5(3-2x)=-8x-21 equation:


Simplifying
5(3 + -2x) = -8x + -21
(3 * 5 + -2x * 5) = -8x + -21
(15 + -10x) = -8x + -21

Reorder the terms:
15 + -10x = -21 + -8x

Solving
15 + -10x = -21 + -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
15 + -10x + 8x = -21 + -8x + 8x

Combine like terms: -10x + 8x = -2x
15 + -2x = -21 + -8x + 8x

Combine like terms: -8x + 8x = 0
15 + -2x = -21 + 0
15 + -2x = -21

Add '-15' to each side of the equation.
15 + -15 + -2x = -21 + -15

Combine like terms: 15 + -15 = 0
0 + -2x = -21 + -15
-2x = -21 + -15

Combine like terms: -21 + -15 = -36
-2x = -36

Divide each side by '-2'.
x = 18

Simplifying
x = 18

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