HEL how many groups of 1 1/2 are there in 9 1/2
a: 6
b: 6 1/3
c: 7
d: 7 1/3

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?

Taber invested money in an account where interest is compounded every year.he made no withdrawals or deposits. the function a(t)=525(1+0.05)^t represent the amount of money in the account after t years. how much money did taber origanally invested?

What is the value of x? assume that the line is tangent to the circle.