12-3x+5+4=-7-5x-5x

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Solution for 12-3x+5+4=-7-5x-5x equation:


Simplifying
12 + -3x + 5 + 4 = -7 + -5x + -5x

Reorder the terms:
12 + 5 + 4 + -3x = -7 + -5x + -5x

Combine like terms: 12 + 5 = 17
17 + 4 + -3x = -7 + -5x + -5x

Combine like terms: 17 + 4 = 21
21 + -3x = -7 + -5x + -5x

Combine like terms: -5x + -5x = -10x
21 + -3x = -7 + -10x

Solving
21 + -3x = -7 + -10x

Solving for variable 'x'.

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

Add '10x' to each side of the equation.
21 + -3x + 10x = -7 + -10x + 10x

Combine like terms: -3x + 10x = 7x
21 + 7x = -7 + -10x + 10x

Combine like terms: -10x + 10x = 0
21 + 7x = -7 + 0
21 + 7x = -7

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

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

Combine like terms: -7 + -21 = -28
7x = -28

Divide each side by '7'.
x = -4

Simplifying
x = -4

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