Answer:
the second description and and expression is correct
Step-by-step explanation:
the first one is wrong because it says 7 minus while it should be minus 7
Answer:
y=5x
Step-by-step explanation:
y=ax
use any value of x and y from the table
I chose (2,10)
10=2a
10/2=a
a=5
<span>Josh swims 5 more hours per week than David so his hours = 3x + 5
His </span><span>average speed is 4 laps per hour less than David's so it is = x - 4
</span>
Total distance = hours * speed
= (3x + 5)*(x - 4)
= 3x^2 - 7x - 20
Ans is C
Answer:
30
1.301
Step-by-step explanation
f(x) and g(x) are inverse functions. Note that the logrithmic notation for 
So, when x = 1.477, f(x) = y = 30
and when x = 20, g(x) = y = 1.301
Answer:
the answer is 90
Step-by-step explanation:
18 x 5 = 90
