(2x-9)2=2x-4

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Solution for (2x-9)2=2x-4 equation:


Simplifying
(2x + -9) * 2 = 2x + -4

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

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

Reorder the terms:
-18 + 4x = -4 + 2x

Solving
-18 + 4x = -4 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-18 + 4x + -2x = -4 + 2x + -2x

Combine like terms: 4x + -2x = 2x
-18 + 2x = -4 + 2x + -2x

Combine like terms: 2x + -2x = 0
-18 + 2x = -4 + 0
-18 + 2x = -4

Add '18' to each side of the equation.
-18 + 18 + 2x = -4 + 18

Combine like terms: -18 + 18 = 0
0 + 2x = -4 + 18
2x = -4 + 18

Combine like terms: -4 + 18 = 14
2x = 14

Divide each side by '2'.
x = 7

Simplifying
x = 7

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