What is the approach to solving this kind of problem? : "a shirt costs $12 after a 15% discount. what was the original price of the shirt? "

Aswim teacher sells lesson packages. the best deal has the highest ratio of lessons to total cost. swim lesson packagesnumber of lessons total cost$10$4010 1 $8015$80which package is the best deal? l lesson for $105 lessons for $4010 lessons for $8015 lessons for $80mark this and returnsave and exit

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)

Aflower has 26 chromosomes. to create a new flower, how many would a sperm cell have what is called?