3-(2x-9)=18

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Solution for 3-(2x-9)=18 equation:


Simplifying
3 + -1(2x + -9) = 18

Reorder the terms:
3 + -1(-9 + 2x) = 18
3 + (-9 * -1 + 2x * -1) = 18
3 + (9 + -2x) = 18

Combine like terms: 3 + 9 = 12
12 + -2x = 18

Solving
12 + -2x = 18

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + -2x = 18 + -12

Combine like terms: 12 + -12 = 0
0 + -2x = 18 + -12
-2x = 18 + -12

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

Divide each side by '-2'.
x = -3

Simplifying
x = -3

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