Step-by-step explanation:

I think you could times 4 and 5 to get 20
Hey!
----------------------------------------------------------------
Solution:
I would assume that the iron intake is combined between breakfast and lunch. So 8.25mg is too meals worth of iron. So all we have to do is subtract.
15 - 8.25 = 6.75
----------------------------------------------------------------
Answer:
6.75mg are still needed for his daily intake.
----------------------------------------------------------------
Hope This Helped! Good Luck!
Answer:
x + 10
Step-by-step explanation:
X is used to represent a variable or any number. This letter can be changed if you'd like
If 3 ice cream cones cost 8.25 how much do 2 ice cream cones cost?
1 cone cost
8.25 : 3 = 2.75
2 cones cost
2.75 * 2 = 5.5
or
(8.25 : 3) * 2 = 5.5