Answer:
(a+2)
Step-by-step explanation:
a²+7a+10 = (a + 5) (a + 2)
a + 5
X <em>5a + ?a = 7a => 5a + 2a = 7a, 5 × ? = 10 => 5 × 2 = 10</em>
a + <em>2</em>
______
(a + 5) (a + 2)
1/3
Think about it
tje gorilla weights 240 lb