Answer:
6.
Step-by-step explanation:
x/7 - 3/8 = 27/56
Multiply through by 56 , as 7 * 8 = 56 we have:
8x - 3*7 = 27
8x = 27 + 21 = 48
x = 6.
Answer: each book costs $13
Step-by-step explanation:
dividing 65 by 5 gets the answer
x + 7/8 = 4
subtract 7/8 from each side
x = 4 - 7/8
borrow from the 4
x =3 8/8 - 7/8
x = 3 1/8
Choice C
Answer:
C) Izzy
Step-by-step explanation:
Justin typed 90 words in 2 minute:
work
405/9=45 words a minute
45*2=90
Remmy typed 84 words in 2 minute:
work
420/10=42 words a minute
42*2=84
Izzy typed 98 words in 2 minutes:
work
588/12= 49 words a minute
49*2 = 98
I hope this helps :)