Write an equation of a line with the given slope and y-intercept. m = –5, b = –7 y = –7x – 5 y = –5x – 7 y = 5x – 7 y = –5x + 7

Adice is rolled 5 times. how many possible rolls are there? ( determine the number of outcomes using only the fundamental counting principal )

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two

The temperature of a chemical solution is originally 21 ? c . a chemist heats the solution at a constant rate, and the temperature of the solution 75 ? c after 1212 12 minutes of heating. the temperature, tt t , of the solution in ? c is a function of x , the heating time in minutes. write the function's formula.