3x-7(-x-12)=-16

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Solution for 3x-7(-x-12)=-16 equation:


Simplifying
3x + -7(-1x + -12) = -16

Reorder the terms:
3x + -7(-12 + -1x) = -16
3x + (-12 * -7 + -1x * -7) = -16
3x + (84 + 7x) = -16

Reorder the terms:
84 + 3x + 7x = -16

Combine like terms: 3x + 7x = 10x
84 + 10x = -16

Solving
84 + 10x = -16

Solving for variable 'x'.

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

Add '-84' to each side of the equation.
84 + -84 + 10x = -16 + -84

Combine like terms: 84 + -84 = 0
0 + 10x = -16 + -84
10x = -16 + -84

Combine like terms: -16 + -84 = -100
10x = -100

Divide each side by '10'.
x = -10

Simplifying
x = -10

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