5x+2(5x-9)=72

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Solution for 5x+2(5x-9)=72 equation:


Simplifying
5x + 2(5x + -9) = 72

Reorder the terms:
5x + 2(-9 + 5x) = 72
5x + (-9 * 2 + 5x * 2) = 72
5x + (-18 + 10x) = 72

Reorder the terms:
-18 + 5x + 10x = 72

Combine like terms: 5x + 10x = 15x
-18 + 15x = 72

Solving
-18 + 15x = 72

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 + 15x = 72 + 18

Combine like terms: -18 + 18 = 0
0 + 15x = 72 + 18
15x = 72 + 18

Combine like terms: 72 + 18 = 90
15x = 90

Divide each side by '15'.
x = 6

Simplifying
x = 6

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