Answer: $217.
Step-by-step explanation:
So he starts with 28 dollars. We want to find out how much total he makes. To do so we multiply 21 by 9 because he sells 21 ornaments at $9. 21 x 9 = 189. 189 + 28 = 217. So with the $28 from the start, he made $217.
Answer:
x= 17
Step-by-step explanation:
combine like terms
4x-7=61
4x=68
x=17
Answer:
r - 3
Step-by-step explanation:
The word "difference" means that it's a subtraction problem
so the difference between r and 3 is r - 3
<span>_award brainliest if helped!!
</span>Difference in speed = 47+35 = 82km/h
(They are going in opposite directions)
So they are drifting apart at rate of 82km/h
Time taken to be 50km apart = 50/82 = 0.6<span> h</span>
