11. Robby walks 4 blocks east and 3 blocks north to get to school from his house, as shown below. A) 5 blocks
B)7 blocks C)1 block D) 2 blocks

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

Factor the expression using gcf 9b+45

What is the approximate value of  q  in the equation below? –1.613–1.5220.5853.079