Answer:
13
Step-by-step explanation:
Make variables for each
L = library books
P = telephone books
T = text books
so.... L+P = 2T
now we have to fill in numbers
Answer:
3.46 x 
Step-by-step explanation:
Number of cows 6.4 million = 6.4 x 
production rate for each cow per year = 5400 = 5.4 x 10³
Total amount of milk produced per year,
= 6.4 x
x 5.4 x 10³
= (6.4) (5.4) x 
= 34.56 x 
= 3.46 x 
Answer:
159degrees.
Step-by-step explanation:
It is both equal b y length.
Theres no complication in it.