12) the radius is 15 so with the equation (3.14)*r^2, we get (3.14)(15^2)=706.5
13) true, true (if x=4), true
14) y=0.75x+4.50, $8.25
Answer:
3 hours and 20 minutes
Step-by-step explanation:
Answer:
quick question that 1 4 supposed to be a fraction? as in 1/4?
7 x 3= 21 you can also use a calculator to help you
(2+4)/(-2-d) = -2
6 = -2(-2-d)
6 = 4 + 2d
2 = 2d
1 = d