The answer is 12+3r because 4 times 3=12 then the 3r which you cannot add because they are no others variables that are r
Answer:
5
Step-by-step explanation:
Answer:
3:9
Step-by-step explanation:
since there are 9 marbles in total it must be x to 9
the only solution available, which shows this is 3:9
Answer:
The unit rate of $10 per hour.
Step-by-step explanation:
Given



See attachment for graph
Required
What does the given point represents
From the attachment, the origin of the graph is:

and we have the given point to be:
Calculate the slope (m)




The slope represents $10/1 hour
Hence:
means the unit rate is $10 per hour
Answer:
its 13.83
Step-by-step explanation:
Use the distance formula and plug them in