Answer:
Idea for an Invention may be developed on paper or on a computer, by writing or drawing, by trial and error, by making models, by experimenting, by testing and/or by making the invention in its whole form. Brainstorming also can spark new ideas for an invention.
Step-by-step explanation:
Answer:
B
the equation:
3x-7=9+2x
step 1: subtract 2x from both sides
x-7=9
step 2: add 7 to both sides
x=16
Answer:
Option (G)
Step-by-step explanation:
Let the length of the race = a miles
Since, Speed = 
Time taken to cover 'a' miles with the speed = 12 mph,
Time taken '
' = 
Time taken to cover 'a' miles with the speed = 11 mph,
Time taken '
' = 
Since the time taken by David to cover 'a' miles was 10 minutes Or
hours more than the time he expected.
So, 



a = 22 mi
Therefore, distance of the race = 22 mi
Option (G) is the correct option.
Answer:
70 minutes
Step-by-step explanation:
if her pace for 1 mile is 10
Answer:
0.002206 pounds in a gram
Step-by-step explanation:
2.206/1000 = 0.002206