Algebra Examples

$2 x + 1$ , $3 x + 9$

Subtract the second expression $3 x + 9$ from the first expression $2 x + 1$ .

$2 x + 1 - (3 x + 9)$

Simplify each term.

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Apply the distributive property.

$2 x + 1 + (- (3 x) - 1 \cdot 9)$

Multiply $3$ by $- 1$ .

$2 x + 1 + (- 3 x - 1 \cdot 9)$

Multiply $- 1$ by $9$ .

$2 x + 1 + (- 3 x - 9)$

Simplify by adding terms.

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Remove unnecessary parentheses.

$2 x + 1 - 3 x - 9$

Subtract $3 x$ from $2 x$ .

$- x + 1 - 9$

Subtract $9$ from $1$ .

$- x - 8$

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