Graph the function and answer each of the following questions.
f(x)=−.5x+4

What is the y-intercept?

What is the slope (in fraction form)?

Is your slope positive or negative?

Explain how you plotted your second point.

The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?

Your client has saved $1,860 for a down payment on a house. a government loan program requires a down payment equal to 3% of the loan amount. what is the largest loan amount that your client could receive with this program

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.