-243=-9(10)+x

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Solution for -243=-9(10)+x equation:


Simplifying
-243 = -9(10) + x

Multiply -9 * 10
-243 = -90 + x

Solving
-243 = -90 + 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.
-243 + -1x = -90 + x + -1x

Combine like terms: x + -1x = 0
-243 + -1x = -90 + 0
-243 + -1x = -90

Add '243' to each side of the equation.
-243 + 243 + -1x = -90 + 243

Combine like terms: -243 + 243 = 0
0 + -1x = -90 + 243
-1x = -90 + 243

Combine like terms: -90 + 243 = 153
-1x = 153

Divide each side by '-1'.
x = -153

Simplifying
x = -153

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