Algebra Examples

$7 a (a + 5) - (a + 5)$

Step 1

Factor $a + 5$ out of $7 a (a + 5)$ .

$(a + 5) (7 a) - (a + 5)$

Step 2

Factor $a + 5$ out of $- (a + 5)$ .

$(a + 5) (7 a) + (a + 5) \cdot - 1$

Step 3

Factor $a + 5$ out of $(a + 5) (7 a) + (a + 5) \cdot - 1$ .

$(a + 5) (7 a - 1)$