Answer:
10x+5
Step-by-step explanation:
You would add 3x and 7x
you would leave 5 alone because it has no x thus it can not be added to the 3x and 7x
Answer:
$5.61
Step-by-step explanation:
First, convert the percentage into a decimal
8.25/100=0.0825
Then, multiply the decimal by the cost of the shoes
68*0.0825=5.61
So, the sales tax will cost $5.61
Hope this helped!
Answer:
21.4 * 10^(-5)
Step-by-step explanation:
Answer:
6
Step-by-step explanation: