Im sorry wish i could help but the equation is a little confusing give me a few moments and i will figure out the answer okay?
Answer:
If your solving by sub. then it would come out as
a=-2
b=1
c=-2
hope it helps if not please ask again
Step-by-step explanation:
Time=10 trips * (7/12 hours/1 trip)=70/12 hours=35/6 hours.
1 hour=60 minutes, so:
35/6 hours *(60 minutes / 1 hour)=350 minutes
Answer: She spend communting 350 minutes.
Answer:
x-the cost of one pizza
y-the cost of delivery
2x+y=25
5x+y=58 ->3x=33->X=11->y=3
so,the number of delivered pizzas to the person
num=(80-3)/11=7
Step-by-step explanation: