7-9(x+2)=18

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Solution for 7-9(x+2)=18 equation:


Simplifying
7 + -9(x + 2) = 18

Reorder the terms:
7 + -9(2 + x) = 18
7 + (2 * -9 + x * -9) = 18
7 + (-18 + -9x) = 18

Combine like terms: 7 + -18 = -11
-11 + -9x = 18

Solving
-11 + -9x = 18

Solving for variable 'x'.

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

Add '11' to each side of the equation.
-11 + 11 + -9x = 18 + 11

Combine like terms: -11 + 11 = 0
0 + -9x = 18 + 11
-9x = 18 + 11

Combine like terms: 18 + 11 = 29
-9x = 29

Divide each side by '-9'.
x = -3.222222222

Simplifying
x = -3.222222222

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