63+12x<15
12x<-48 (subtract 63 from both sides)
x<-4 (divide out the 12)
Answer:
x<-3
The value of x is found in all the numbers that are less than - 3 or all the numbers from - 3 to negative infinity
Please note: - 3 is not included in those numbers
The answer is 20
the scale factor is 1.25 (to find that out do 12.5/10) then multiply 16 by 1.25 and you get 20.
For this question, you just divide 2400 by 400 and get how many days it'll take! which, is 6
