1. move 78.2 over to the over side. This will give you 287-78.2.
2. when you have .5x = 208.8, divide both sides by .5
3. this should give you x= 417.6
4. make sure to check your work by plugging you answer back into x.
The first answer is going to be 15.42 (so b) and the second is going to be 10.67 (so a)
Answer:
3000
Step-by-step explanation:
640x3 = 1920
90x12 = 1080
Answer: The unit rate is $5 per mug.
Step-by-step explanation:
To find the the unit rate, you will find the amount one mug will cost.
If there are 9 mugs then to get it to one, you will have to divide 9 by 9, and the same way you will have to divide 45 by 9.
45 / 9 = 5
There are 52 weeks in a year ,so each week you put away $20 every week.It will take 100 weeks to reach $2,000.