Answer:
It can be represented by the expression 2r, or “two times the radius.” So if you know a circle's radius, you can multiply it by 2 to find the diameter; this also means that if you know a circle's diameter, you can divide by 2 to find the radius. Find the diameter of the circle.
Step-by-step explanation:
you'r welcome :)
Answer: probably D
In math difference means subtraction
Step-by-step explanation:
Answer:
Nope
Step-by-step explanation:
Standard form for a linear equation in two variables is 
with the terms containing x and y on the left side of the equation and a number on the right side.
Subtract 3 from both sides.
Add 5y.
Answer:
Neither
Step-by-step explanation:
Answer:
$ 60
Step-by-step explanation:
p(x) = 7x + 25
f(1) = 2.1² + 3 = 5
p(f(1)) = p(5) = 7 . 5 + 25 = 35 + 25 = 60
so he get $ 60 for 5 hours work with tips
