Answer: x smaller than or equal to -4
rob can dig 1/10ft in one hour
Shayna can dig 1/7ft in one our
together they can dig
1/10+1/7
(7+10)/70 in one hour
17/70
in for hours they can dig
17/70×4
68/70
the left work is 2/70
in 60 minutes they can dig 17/70
1/70 work can be done in 60 minutes/17
2/70 work can be done in 60/17×2 minutes
7.088 minutes
for the entire work they take 4hours and 7 minutes
Answer: We can't tell you
Step-by-step explanation: Test/quizes can't be posted here because it is a violation of the honor code
Answer:
Step-by-step explanation:
The answer is 18794.86549
Answer:
48 + 8x = 9
Step-by-step explanation:
4 + 
x = 
multiply through by 12 ( the LCM of 3 and 4 ) to clear the fractions
48 + 8x = 9
