Answer:
The answer is
Step-by-step explanation:
PT 4x+9
TQ 6x-5
PT 13x
TQ 1x
The value of PT is 13 x
<em>Missing Information:</em>
<em>It takes Mr. Hamilton 1/15 of an hour to grade one student’s exam and 1/30 of an hour to grade one student’s quiz.</em>
Answer:

Step-by-step explanation:
Given


Required
Determine the time spent on x students
First, we need to determine the total time spent on 1 student


Take LCM



Next is to determine the total time on x students:


59,000,000 is your answer now if it was nearest 10 millions it would be 60,000,000
Answer:
B- 125
Step-by-step explanation:
c + a = 400
a = 400 - c
5c + 8a = 2825
5c + 8(400 - c) = 2825
5c + 3200 - 8c = 2825
3c = 375
c = 125
Answer:
ok
Step-by-step explanation:
ok