Answer:
4) 12
Step-by-step explanation:
f(4) = 4² = 16
f(8) = 8² = 64
(64 - 16)/(8 - 4)
48/4
12
160-110=50
50/4=12.5
The electrician charges $12.50 per hour, or $50 for 4 hours.
This is not a function for the fact that 1, 2, 3, and 4 all go to the same value.
It would be at 2. Here is why: -2 and 4 are 6 places away from each other. Now divide that by 3 (for the thirds). so each third is 2. Now thirds 2will be four, so add that to -2 and you get 2.
Answer:
X = X
Step-by-step explanation:
Answer:
1:50
Step-by-step explanation:
7:350 is a ratio, and all ratios can be represented as fractions. Using this to find an equivalent ratio you can just simplify to find:
which means that the ratios 7:350 is the same as the ratio 1:50