(x-7)2=(9-x)2

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Solution for (x-7)2=(9-x)2 equation:


Simplifying
(x + -7) * 2 = (9 + -1x) * 2

Reorder the terms:
(-7 + x) * 2 = (9 + -1x) * 2

Reorder the terms for easier multiplication:
2(-7 + x) = (9 + -1x) * 2
(-7 * 2 + x * 2) = (9 + -1x) * 2
(-14 + 2x) = (9 + -1x) * 2

Reorder the terms for easier multiplication:
-14 + 2x = 2(9 + -1x)
-14 + 2x = (9 * 2 + -1x * 2)
-14 + 2x = (18 + -2x)

Solving
-14 + 2x = 18 + -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.
-14 + 2x + 2x = 18 + -2x + 2x

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

Combine like terms: -2x + 2x = 0
-14 + 4x = 18 + 0
-14 + 4x = 18

Add '14' to each side of the equation.
-14 + 14 + 4x = 18 + 14

Combine like terms: -14 + 14 = 0
0 + 4x = 18 + 14
4x = 18 + 14

Combine like terms: 18 + 14 = 32
4x = 32

Divide each side by '4'.
x = 8

Simplifying
x = 8

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