Answer:
9
Step-by-step explanation:
For 15:
equate both left-hand sides and you will get a quadratic ..
Solve it for x, you get:
x=4, x=-1.75
B
For 16:
the vertex would be (h,k) = (2,4)
A
Answer:
45%
Step-by-step explanation:
To find the percent, we write the information as part/whole:
99/220
Now we convert to a decimal by dividing:
99/220 = 99÷220 = 0.45
Lastly, multiply by 100:
0.45(100) = 45
Alright so basically what you have to do here is realize that 130 miles is 2 hours, so if you divide by 2, you’ll have 65 miles in one hour ,, so 6mph, and if you divide again by two, you have 32.5 miles ,, therefore he travels 32.5 miles in 30 minutes
Answer:
:(
Step-by-step explanation: