9x-5(x+2)=18

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Solution for 9x-5(x+2)=18 equation:


Simplifying
9x + -5(x + 2) = 18

Reorder the terms:
9x + -5(2 + x) = 18
9x + (2 * -5 + x * -5) = 18
9x + (-10 + -5x) = 18

Reorder the terms:
-10 + 9x + -5x = 18

Combine like terms: 9x + -5x = 4x
-10 + 4x = 18

Solving
-10 + 4x = 18

Solving for variable 'x'.

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

Add '10' to each side of the equation.
-10 + 10 + 4x = 18 + 10

Combine like terms: -10 + 10 = 0
0 + 4x = 18 + 10
4x = 18 + 10

Combine like terms: 18 + 10 = 28
4x = 28

Divide each side by '4'.
x = 7

Simplifying
x = 7

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