3(3x+7)=-8-4x

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Solution for 3(3x+7)=-8-4x equation:


Simplifying
3(3x + 7) = -8 + -4x

Reorder the terms:
3(7 + 3x) = -8 + -4x
(7 * 3 + 3x * 3) = -8 + -4x
(21 + 9x) = -8 + -4x

Solving
21 + 9x = -8 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
21 + 9x + 4x = -8 + -4x + 4x

Combine like terms: 9x + 4x = 13x
21 + 13x = -8 + -4x + 4x

Combine like terms: -4x + 4x = 0
21 + 13x = -8 + 0
21 + 13x = -8

Add '-21' to each side of the equation.
21 + -21 + 13x = -8 + -21

Combine like terms: 21 + -21 = 0
0 + 13x = -8 + -21
13x = -8 + -21

Combine like terms: -8 + -21 = -29
13x = -29

Divide each side by '13'.
x = -2.230769231

Simplifying
x = -2.230769231

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