Answer: Equation: 4
-2
; estimate: a
little more than 2 inches; answer: 2 
inches.
Step-by-step explanation:
Answer: 1500 kilometers
75% of a 2000 - kilometer trip is 1500 kilometers
Step-by-step explanation:
Answer:
11
Step-by-step explanation:
3^2 + 6/3
9 + 2
11
Well,

So he rode

miles, or if they want it as a fraction, it would be
Answer:
28
Step-by-step explanation:
So this means to replace the r you see in 4r^2-8 with 3.
Let's do that:
4(3)^2-8
Now to simplify this just use pemdas or a calculator:
4(9)-8 since 3^2 means 3*3=9
36-8
28