2(x-3)-9=30

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Solution for 2(x-3)-9=30 equation: 


Simplifying
2(x + -3) + -9 = 30

Reorder the terms:
2(-3 + x) + -9 = 30
(-3 * 2 + x * 2) + -9 = 30
(-6 + 2x) + -9 = 30

Reorder the terms:
-6 + -9 + 2x = 30

Combine like terms: -6 + -9 = -15
-15 + 2x = 30

Solving
-15 + 2x = 30

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 2x = 30 + 15

Combine like terms: -15 + 15 = 0
0 + 2x = 30 + 15
2x = 30 + 15

Combine like terms: 30 + 15 = 45
2x = 45

Divide each side by '2'.
x = 22.5

Simplifying
x = 22.5

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