Answer:
y = 8.5x
Step-by-step explanation:
the amount of money (y)
amount per hour (8.5) times the hours (x)
Answer:400. 10^2 x 12/3 = 400.
Postulate, because we just assume that it is a true fact.
Answer:
9 inches
Step-by-step explanation:
A^2+b^2=c^2 so
40^2+b^2=41^2
1600+b^2=1681
so b^2=81
so b=9
