243=90+9x

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Solution for 243=90+9x equation:


Simplifying
243 = 90 + 9x

Solving
243 = 90 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
243 + -9x = 90 + 9x + -9x

Combine like terms: 9x + -9x = 0
243 + -9x = 90 + 0
243 + -9x = 90

Add '-243' to each side of the equation.
243 + -243 + -9x = 90 + -243

Combine like terms: 243 + -243 = 0
0 + -9x = 90 + -243
-9x = 90 + -243

Combine like terms: 90 + -243 = -153
-9x = -153

Divide each side by '-9'.
x = 17

Simplifying
x = 17

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