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

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


Simplifying
7(2 + -1x) = 2(x + 7) + 9
(2 * 7 + -1x * 7) = 2(x + 7) + 9
(14 + -7x) = 2(x + 7) + 9

Reorder the terms:
14 + -7x = 2(7 + x) + 9
14 + -7x = (7 * 2 + x * 2) + 9
14 + -7x = (14 + 2x) + 9

Reorder the terms:
14 + -7x = 14 + 9 + 2x

Combine like terms: 14 + 9 = 23
14 + -7x = 23 + 2x

Solving
14 + -7x = 23 + 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 + -7x + -2x = 23 + 2x + -2x

Combine like terms: -7x + -2x = -9x
14 + -9x = 23 + 2x + -2x

Combine like terms: 2x + -2x = 0
14 + -9x = 23 + 0
14 + -9x = 23

Add '-14' to each side of the equation.
14 + -14 + -9x = 23 + -14

Combine like terms: 14 + -14 = 0
0 + -9x = 23 + -14
-9x = 23 + -14

Combine like terms: 23 + -14 = 9
-9x = 9

Divide each side by '-9'.
x = -1

Simplifying
x = -1

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