Tammy has already walked 40 kilometers this week, plus she plans to walk 3 kilometers during each trip to school. how many trips will tammy have to make in all to walk a total of 49 kilometers?

Can some one me, i’ve been asking for so long

An energy plant is looking into putting in a system to remove harmful pollutants from its emissions going into earth's atmosphere. the cost of removing the pollutants can be modeled using the function c = 25000p/100 -p what is the vertical asymptote?

Kylie explained that (-4x+9)^2 will result in a difference of squares because (-4x+9)^2 (-4x+9)^2 =(-4x)^2+(9)^2=16x^2+81