Martha invested a principal amount of $15,000 into a savings account that earns simple interest at a rate of 4.5% per year. how much money will she earn in interest over 6 years?

Write an equation of the line given the two points below (write your equation in slope-intercept form, y=mx+b): (-4, 4) and (6, -4)

Ineed no it anyone can see this

Aculture started with 2,000 bacteria. after 8 hours, it grew to 2,400 bacteria. predict how many bacteria will be present after 19 hours . round your answer to the nearest whole number. p=ae^kt