Which equation in point-slope form represents a line with m =-1/2 that goes through the origina. y=1/2xb. y= -1/2xc. y+1 = -1/2(x+1)d. y-1 = -1/2(x-1)

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 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 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

What can you determine about the solutions of this system