Which is the best estimate of the sum of 5
1
5
and
8
5
6
?

A.
12

B.
13

C.
14

D.
15

Math it's appreciated. (picture provided)

Frank owns a $141,000 home, for which he has a 30-year mortgage in the amount of $700 a month. once he has paid off mortgage, how much will he have paid in investment? a. $111,000 b. $109,000 c. $120,000 d. $141,000

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.