Answer:
The time it takes them to grade the essays if they work together is 1.857 hours
Step-by-step explanation:
- Let t1 is time taken by Professor J = 3 hours
- Let t2 is time taken by the assistant = 5 hours
- Let tb is the time taken by both
The formula for “Work” Problems that involve two persons is
<=> 
<=> 
<=> tb = 
The time it takes them to grade the essays if they work together is 1.857 hours
The awnser is going to be -5/7
All you need to do is multiply 1/4 and 3 2/8 and see what's your answer
Answer:
-26= -9x + 10
-26 - 10= -9x
-36=-9x
-36:(-9)=x
4=x
Step-by-step explanation:
1. you pass +10 to the left in minus
2. you resolve what you've got on the left
then you pass the multiplying -9 to the left dividing
Answer:
That slope is undefined
Step-by-step explanation:
x doesn't have an existing value, therefore it is undefined.
