245=9(1-3x)-7

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Solution for 245=9(1-3x)-7 equation:


Simplifying
245 = 9(1 + -3x) + -7
245 = (1 * 9 + -3x * 9) + -7
245 = (9 + -27x) + -7

Reorder the terms:
245 = 9 + -7 + -27x

Combine like terms: 9 + -7 = 2
245 = 2 + -27x

Solving
245 = 2 + -27x

Solving for variable 'x'.

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

Add '27x' to each side of the equation.
245 + 27x = 2 + -27x + 27x

Combine like terms: -27x + 27x = 0
245 + 27x = 2 + 0
245 + 27x = 2

Add '-245' to each side of the equation.
245 + -245 + 27x = 2 + -245

Combine like terms: 245 + -245 = 0
0 + 27x = 2 + -245
27x = 2 + -245

Combine like terms: 2 + -245 = -243
27x = -243

Divide each side by '27'.
x = -9

Simplifying
x = -9

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