Factor k ^2 + 13k + 12.
(k + 2)(k + 6)
(k + 3)(k + 4)
(k + 12)(k + 1)

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

What is the value of x in the this question ?

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?