X = bookshelf //// y = books
x + y = 416
416-80 = y4
336 = y4
336/4 = y
84 = y
Mr. Harrison can buy 84 books
Is the answer..
3, 6, 9, 12, 15, 18, 21, 24, 27, 30 ?
Answer:
Not sure what number 1 is but number 2 is true.
Step-by-step explanation:
Answer:
-2.3, 75%, 8.23, 8.232
Step-by-step explanation:
Answer:
4/21
Step-by-step explanation:
4/21 can't be reduced anymore there is no number that goes into 4 and 21 and divides perfectly.
4/21 = 4/21
42/54 = 21/27 = 7/9
18/27 = 6/9 = 2/3
2/10 = 1/5