Pre-Algebra Examples

$x (4 x - 1)$

Step 1

Simplify by multiplying through.

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Step 1.1

Apply the distributive property.

$x (4 x) + x \cdot - 1$

Step 1.2

Reorder.

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Step 1.2.1

Rewrite using the commutative property of multiplication.

$4 x \cdot x + x \cdot - 1$

Step 1.2.2

Move $- 1$ to the left of $x$ .

$4 x \cdot x - 1 \cdot x$

Step 2

Simplify each term.

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Step 2.1

Multiply $x$ by $x$ by adding the exponents.

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Step 2.1.1

Move $x$ .

$4 (x \cdot x) - 1 \cdot x$

Step 2.1.2

Multiply $x$ by $x$ .

$4 x^{2} - 1 \cdot x$

Step 2.2

Rewrite $- 1 x$ as $- x$ .

$4 x^{2} - x$