Basic Math Examples

$2 a + b (- a + 2)$

Step 1

Simplify each term.

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Step 1.1

Apply the distributive property.

$2 a + b (- a) + b \cdot 2$

Step 1.2

Rewrite using the commutative property of multiplication.

$2 a - b a + b \cdot 2$

Step 1.3

Move $2$ to the left of $b$ .

$2 a - b a + 2 b$

Step 2

Simplify the expression.

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Step 2.1

Move $b$ .

$2 a - a b + 2 b$

Step 2.2

Reorder $2 a$ and $- a b$ .

$- a b + 2 a + 2 b$