Answer:
Step-by-step explanation:
Only D has a chance of being correct. 7x means you multiply 7 and whatever x is together.
A and B look like they are added.
C looks like some sort of subtraction has taken place.
D: - 1 * 7 = - 7
4*7 = 28
5*7 = 35
Answer:
21/56 in simplest form is 3/8
Step-by-step explanation:
What do you need to know?
Answer:
9.:2, 10: 10, 11:20/3, 12: 585.9375
Step-by-step explanation:
Look it up
Answer:
28 percent
Step-by-step explanation:
To find what percentage of a number another number is, you can basically just divide it, 21/75 then you can multiply it by 100, so 21/75=0.28, and then 0.28*100=28, 21 is 28 percent of 75