18-2x=-8(3)

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Solution for 18-2x=-8(3) equation: 


Simplifying
18 + -2x = -8(3)

Multiply -8 * 3
18 + -2x = -24

Solving
18 + -2x = -24

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + -2x = -24 + -18

Combine like terms: 18 + -18 = 0
0 + -2x = -24 + -18
-2x = -24 + -18

Combine like terms: -24 + -18 = -42
-2x = -42

Divide each side by '-2'.
x = 21

Simplifying
x = 21

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