Figure a is a dilation of figure b by scale factor of four. what is the scale factor of figure a back to figure b.

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)

Aye asap pls ! markin da brainiest too ! btw da step choices are all add, distribute, divide, n subtract

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