The graph represents a system of linear equations comparing the outside and inside temperatures y, in degrees fahrenheit, recorded at a school one day x hours after 8: 00 a. m.
after how many hours were the inside and outside temperatures equal?
6 hours
7 hours
8 hours
10 hours

step-by-step explanation:

a and d

answer: h=5.6 i don't really know how to put into words, so i though i would let you do that. i hope i was able to some

step-by-step explanation:

18 = 6(h)+1/2

18 = 6h+1/2

18-1 = 6h/2

17 = 3h

17/3 = h

h = 5.6

d

step-by-step explanation:

you can use a^2+ b^2=c^2