Pre-Algebra Examples

$(4 a + 6 a b - b) + (- 2 a - a b + 3 b)$

Step 1

Remove parentheses.

$4 a + 6 a b - b - 2 a - a b + 3 b$

Step 2

Subtract $2 a$ from $4 a$ .

$2 a + 6 a b - b - a b + 3 b$

Step 3

Subtract $a b$ from $6 a b$ .

$2 a - b + 5 a b + 3 b$

Step 4

Add $- b$ and $3 b$ .

$2 a + 2 b + 5 a b$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$