Answer:
Step-by-step explanation:
D={ 6 , -9 , 1 }
R={ 0 ,-3 }
Answer:
= 13.25 dollars
Step-by-step explanation:
The total cost of the books is
0.75*9=6.75
So the amount of money returned is 20-6.75
= 13.25 dollar
3(5x+7)-6(4-2x) - given
15x+21-24+12x - distributive property
27x-3 - combine like terms
Answer:
Mike read more
Step-by-step explanation:
Mike and Andy are each reading the same book.
For Mike
= 2/4 + 1/3
=6 + 4 /12
= 10/12
= 5/6
Converting to decimal
= 0.833
For Andy
= 1/2 + 1/5
=5 + 2 /10
= 7/10
Converting to decimal
= 0.7
Mike read more
Andy is wrong