3(-2x-7)-5x=12

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Solution for 3(-2x-7)-5x=12 equation:


Simplifying
3(-2x + -7) + -5x = 12

Reorder the terms:
3(-7 + -2x) + -5x = 12
(-7 * 3 + -2x * 3) + -5x = 12
(-21 + -6x) + -5x = 12

Combine like terms: -6x + -5x = -11x
-21 + -11x = 12

Solving
-21 + -11x = 12

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + -11x = 12 + 21

Combine like terms: -21 + 21 = 0
0 + -11x = 12 + 21
-11x = 12 + 21

Combine like terms: 12 + 21 = 33
-11x = 33

Divide each side by '-11'.
x = -3

Simplifying
x = -3

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