Answer:
200+40+3+0.7+0.09
Step-by-step explanation:
Answer:1197.421
Step-by-step explanation:
Answer:
Yew, he has enough money to buy the guitar in september.
Step-by-step explanation:
300*0.75=225 300+225=525
650*0.35=195 650-195=455
sales tax: 455*0.05=22.75 455+22.75=477.75
Answer:
a) 
b) 
Step-by-step explanation:
In both parts of the problem y varies directly as x. So, they have the following form:

Where k is the constant of proportionality.
Therefore, you must find k and then write the equations.
a) Solve for k:

Then, the equation is:

b) Solve for k:

Then, the equation is:
