Which set of numbers best describes the possible values of x in the equation below?
x-1 = x
all integer values of x
all real number values of x
only negative values of x
only noninteger values of x

Roger and natalie travel in similar cars. roger's car drives the two miles to school in 7.5 minutes. natalie drives the same distance in the opposite direction but in only 6.5 minutes. what is true of their velocities?

How to find the exponential function y=ca^x, with points (1,2) and (2,1)

Kevin's bank offered him a 4.5% interest rate for his mortgage. if he purchases 3 points, what will be his new rate?