(9+22)9=(12+c)12

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Solution for (9+22)9=(12+c)12 equation:


Simplifying
(9 + 22) * 9 = (12 + c) * 12

Combine like terms: 9 + 22 = 31
(31) * 9 = (12 + c) * 12

Multiply 31 * 9
279 = (12 + c) * 12

Reorder the terms for easier multiplication:
279 = 12(12 + c)
279 = (12 * 12 + c * 12)
279 = (144 + 12c)

Solving
279 = 144 + 12c

Solving for variable 'c'.

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

Add '-12c' to each side of the equation.
279 + -12c = 144 + 12c + -12c

Combine like terms: 12c + -12c = 0
279 + -12c = 144 + 0
279 + -12c = 144

Add '-279' to each side of the equation.
279 + -279 + -12c = 144 + -279

Combine like terms: 279 + -279 = 0
0 + -12c = 144 + -279
-12c = 144 + -279

Combine like terms: 144 + -279 = -135
-12c = -135

Divide each side by '-12'.
c = 11.25

Simplifying
c = 11.25

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