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

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


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

Reorder the terms:
2(-9 + 2x) = 9(2x + 9)
(-9 * 2 + 2x * 2) = 9(2x + 9)
(-18 + 4x) = 9(2x + 9)

Reorder the terms:
-18 + 4x = 9(9 + 2x)
-18 + 4x = (9 * 9 + 2x * 9)
-18 + 4x = (81 + 18x)

Solving
-18 + 4x = 81 + 18x

Solving for variable 'x'.

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

Add '-18x' to each side of the equation.
-18 + 4x + -18x = 81 + 18x + -18x

Combine like terms: 4x + -18x = -14x
-18 + -14x = 81 + 18x + -18x

Combine like terms: 18x + -18x = 0
-18 + -14x = 81 + 0
-18 + -14x = 81

Add '18' to each side of the equation.
-18 + 18 + -14x = 81 + 18

Combine like terms: -18 + 18 = 0
0 + -14x = 81 + 18
-14x = 81 + 18

Combine like terms: 81 + 18 = 99
-14x = 99

Divide each side by '-14'.
x = -7.071428571

Simplifying
x = -7.071428571

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