78×.33=25.74 busses are new
25.74+15=40.74 new busses
78+15=93 total busses
40.74/78=0.5223076923= 52% will be new with the new 15 busses
The answer is this:
A. (6,3)
The answer to your question is 2 and 4.
Answer:
by using the graph!
Step-by-step explanation:
Well suppose you find out that numbers you put in your equation and you solved the equation correctly produces the negative number on your bank account it means nothing except - on your bank account.