Finite Math Examples

$- 4 a b - c = 9 d$

Step 1

Rewrite the equation as $9 d = - 4 a b - c$ .

$9 d = - 4 a b - c$

Step 2

Divide each term in $9 d = - 4 a b - c$ by $9$ and simplify.

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Step 2.1

Divide each term in $9 d = - 4 a b - c$ by $9$ .

$\frac{9 d}{9} = \frac{- 4 a b}{9} + \frac{- c}{9}$

Step 2.2

Simplify the left side.

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Step 2.2.1

Cancel the common factor of $9$ .

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Step 2.2.1.1

Cancel the common factor.

$\frac{9 d}{9} = \frac{- 4 a b}{9} + \frac{- c}{9}$

Step 2.2.1.2

Divide $d$ by $1$ .

$d = \frac{- 4 a b}{9} + \frac{- c}{9}$

Step 2.3

Simplify the right side.

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Step 2.3.1

Simplify each term.

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Step 2.3.1.1

Move the negative in front of the fraction.

$d = - \frac{4 a b}{9} + \frac{- c}{9}$

Step 2.3.1.2

Move the negative in front of the fraction.

$d = - \frac{4 a b}{9} - \frac{c}{9}$