Curtis earns $13 per hour. he receives a pay raise of 7%. which expression will calculate the amount curtis earns per hour after his raise?

Find the quotient. 50a2 – 98b2 -5a +7b

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?

The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?