Bert earned $78.70 last week. this week he earned $93.00. how much more did he earn this week than last week?

Y=4x^2+x-1 solve using quadratic formula

What term best describes a line and a point that lie in the same plane? a. congruent b. coplanar c. collinear d. equal

Aflower has 26 chromosomes. to create a new flower, how many chromosomes would a sperm cell have? what is this process called? part 2: within a flower cell that has 26 chromosomes, how many chromosomes would a cell that is created within the stem of a flower as it grows, have? what is this process called?