At the start of an experiment , there are 30 bacteria dish. the bacteria population is expected to grow at a rate of 180% each day. which is the best prediction for the bacteria population after 7 years?

a.51,750
b.40,479
c.2682
d.1837

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39

What is the distance from (–3, 1) to (–1, 5)? round your answer to the nearest hundredth. (4 points) a. 3.60 b. 4.12 c. 4.47 d. 5.66

Mr. jones determined that the equation y = 98 - 16/5 x could be used to predict his students' unit test scores, based on the number of days, x, a student was absent during the unit. what was the meaning of the y-intercept of the function? (by the way the 16/5 is a )