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Exercise

$9 a = 81$

Step-by-step Solution

1

Divide both sides of the equation by $9$

$\frac{9a}{9}=\frac{81}{9}$
2

Simplify the fraction $\frac{9a}{9}$ by $9$

$a=\frac{81}{9}$
3

Divide $81$ by $9$

$a=9$

Final answer to the exercise

$a=9$

Try other ways to solve this exercise

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  • Find the derivative using the definition
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Main Topic: One-variable linear equations

Algebraic equations that have just one variable.

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