18=16-4(x+7)-2x

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Solution for 18=16-4(x+7)-2x equation:


Simplifying
18 = 16 + -4(x + 7) + -2x

Reorder the terms:
18 = 16 + -4(7 + x) + -2x
18 = 16 + (7 * -4 + x * -4) + -2x
18 = 16 + (-28 + -4x) + -2x

Combine like terms: 16 + -28 = -12
18 = -12 + -4x + -2x

Combine like terms: -4x + -2x = -6x
18 = -12 + -6x

Solving
18 = -12 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
18 + 6x = -12 + -6x + 6x

Combine like terms: -6x + 6x = 0
18 + 6x = -12 + 0
18 + 6x = -12

Add '-18' to each side of the equation.
18 + -18 + 6x = -12 + -18

Combine like terms: 18 + -18 = 0
0 + 6x = -12 + -18
6x = -12 + -18

Combine like terms: -12 + -18 = -30
6x = -30

Divide each side by '6'.
x = -5

Simplifying
x = -5

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