I can give you the answer only for the first question, but this one will definitely help you and bring you the points you need. The amount of tax that is paid on the computer is <span>0.08x, where </span>x is the original cost
and 8% is the tax rate. Hope you still need because that's really works.
Subtract:
189.95 - 45.00 = 144.95
the cost = 144.95
Answer:4200-600m=1800
Step-by-step explanation:
4200-600m=1800
Subtract 4200 from 1800
-600m=-3600
Divide both sides by -600
m=6
The answer to that question is 22