Answer:
$34.40
Step-by-step explanation:
this equation has 3 steps
1. to find out how much the dvds cost without any discount or tax: $40
2. the price of the dvds with the 20% discount, which can be found with cross-multiplication making the price after discount $32
3. the final price of the dvds with sales tax can be found also with cross-multiplication and the final answer would be 34.4
Answer:
3x+3
Step-by-step explanation:

Simplify the expression.
Exact Form :
- 53/12
Decimal Form :
- 4.416
Mixed Number Form :
- 4 5/12
Hope this helps !
Have a great day! :)
Answer:
1.1221500000*10^-10
Step-by-step explanation:
7.4810^3= 7,481
1.5×10^6= 1500000
7,481*1500000=11,221,500,000
11,221,500,000= 1.1221500000*10^-10