Solve for: 9 x-27 = 90 ^ \circ

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Expression: $$9 x - 27 = 90 ^ { \circ }$$

Add $27$ to both sides.

$$9x=90+27$$

Add $90$ and $27$ to get $117$.

$$9x=117$$

Divide both sides by $9$.

$$x=\frac{117}{9}$$

Divide $117$ by $9$ to get $13$.

$$x=13$$

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