Algebra Examples

$9 x + 4 x (2 + 3) - 4 (2 x + 3 x)$

Step 1

Simplify each term.

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Step 1.1

Add $2$ and $3$ .

$9 x + 4 x \cdot 5 - 4 (2 x + 3 x)$

Step 1.2

Multiply $5$ by $4$ .

$9 x + 20 x - 4 (2 x + 3 x)$

Step 1.3

Add $2 x$ and $3 x$ .

$9 x + 20 x - 4 (5 x)$

Step 1.4

Multiply $5$ by $- 4$ .

$9 x + 20 x - 20 x$

Step 2

Combine the opposite terms in $9 x + 20 x - 20 x$ .

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Step 2.1

Subtract $20 x$ from $20 x$ .

$9 x + 0$

Step 2.2

Add $9 x$ and $0$ .

$9 x$