Susan's weekly earnings were proportional to the number of hours she worked. This table shows the number of hours Susan worked and the amount she earned.
Hours
Earnings ($)
5
$57.50
7
$80.50
9
$103.50
11
$126.50
How much money did Susan earn per hour?

Astudent received the following grades last semester. find the student's semester grade point average. an a is algebra (3 credits), a b in history ( 3 credits), a in sociology ( 3 credits) a d in english ( 3credits) and a c in seminar ( 2credits). an a is worth 4 points, a b is worth 3 points a c is worth 2 points and a d is worth 1 point.

Need on this geometry question. explain how you did it.

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12