A) 3x+4=21
3x=21-4
3x=17
x=17÷3
x= 5.7
A rational number is defined as a number that can be written
as a ratio of whole numbers. If it can't then it isn't.
Answer:
187
Step-by-step explanation:
Answer: 80
Step-by-step explanation:
7824/10 = 782.4
The value represented by 8 is 80 or 8 tens.