Pre-Algebra Examples

$3 x^{2} - 5 x - 3 \cdot 2 - 3 x^{2} - 5 x - 3 \cdot - 1$

Step 1

Combine the opposite terms in $3 x^{2} - 5 x - 3 \cdot 2 - 3 x^{2} - 5 x - 3 \cdot - 1$ .

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Step 1.1

Subtract $3 x^{2}$ from $3 x^{2}$ .

$0 - 5 x - 3 \cdot 2 - 5 x - 3 \cdot - 1$

Step 1.2

Subtract $5 x$ from $0$ .

$- 5 x - 3 \cdot 2 - 5 x - 3 \cdot - 1$

Step 2

Simplify each term.

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Step 2.1

Multiply $- 3$ by $2$ .

$- 5 x - 6 - 5 x - 3 \cdot - 1$

Step 2.2

Multiply $- 3$ by $- 1$ .

$- 5 x - 6 - 5 x + 3$

Step 3

Simplify by adding terms.

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Step 3.1

Subtract $5 x$ from $- 5 x$ .

$- 10 x - 6 + 3$

Step 3.2

Add $- 6$ and $3$ .

$- 10 x - 3$