2 answers:
A) to find the difference you have to subtract one from the other (53-(-41)=91)
b) 15
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It will take 2 hours for 16 people to clear an acre of weeds, and 8 hours for 2 people to clear an acre of weeds.
Answer:33
Step-by-step explanation: took one for the team
Answer:

Explanation:
Expand 
= 
Expand 
= 
Simplify 
= 
Mordancy.
at maximum. dt/dh=0
if you differentiate you will get
-32t=-100
t=3.125
Answer:
Lauren has 52 more points than Ted.
Step-by-step explanation:
Ted- 23.5
Lauren- 75.5
75.5-23.5=52
52