Evaluate this expression for a = 3 and b = 4. (a + 4)
b 3(8 + 2)
+
b-2
ad
A. 6
B.
9
O C. 11
D.
18
O

Joe has a rectangular chicken coop. the length of the coop is 4 feet less than twice the width. the area of the chicken coop is 510 square feet. what is the length of the chicken coop?

Nine more than four times a number is the same as one less than twice the number. find the number?

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?