Answer:
12x2 20x2 =40+24=64
Step-by-step explanation:
The answer is A: 1 coil in a spring that is 7 inches long
i am not sure so correct me if i am wrong
hope this helps
7. D
8. D
9. D
10.C
for 7 & 8 you use the equation

your points are (3,8) & (9,5)
so you plug the numbers in
y2= 5
y1=8
x2=9
x1=3
you subtract them get a fraction and that is your slope
9 & 10
use the equation

plug you numbers in for y1 and x2 m is your slope plug it in and that is your equation
Answer: Emmet bought 94 more cans of cat food than dog food.
Step-by-step explanation: