If a = 0.3 and b =0.5, what is the value of a+b? A.
B.
C.
D.

What is the slope of the equation y =

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.