Answer:
slope is 5
Step-by-step explanation:
first you subtract the second y minus the first y then you subtract the second x minus the first x and then u divide the result of y over the result of x :)
It takes 59 earth days to rotate and 88 earth days to fully orbit the sun
The first step because 1 dollar and 60 cents is not (1.6)= 2 dollars and 5 cents
Answer:
(a;b)={(17; 64); (64; 17)}
Step-by-step explanation:
a+b=81 => b=81-a
a*b=1088
a*(81-a)=1088
-a²+81a=1088
a²-81a+1088=0
a²-64a-17a+1088=0
a(a-64)-17(a-64)=0
(a-17)(a-64)=0
=> a=17 and a=64
for a=17 => b=81-17=64
for a=64 => b=81-64=17
(a;b)={(17; 64); (64; 17)}
At least 30 ..................
