-3*81+9-7=x

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Solution for -3*81+9-7=x equation:


Simplifying
-3 * 81 + 9 + -7 = x

Multiply -3 * 81
-243 + 9 + -7 = x

Combine like terms: -243 + 9 = -234
-234 + -7 = x

Combine like terms: -234 + -7 = -241
-241 = x

Solving
-241 = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-241 + -1x = x + -1x

Combine like terms: x + -1x = 0
-241 + -1x = 0

Add '241' to each side of the equation.
-241 + 241 + -1x = 0 + 241

Combine like terms: -241 + 241 = 0
0 + -1x = 0 + 241
-1x = 0 + 241

Combine like terms: 0 + 241 = 241
-1x = 241

Divide each side by '-1'.
x = -241

Simplifying
x = -241

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