Which equation will you solve this problem? each boxcar in a toy train is the same length. there are 3 boxcars. their total length is 21 inches. how long is each boxcar?

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

The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels

What is the perimeter of an isosceles triangle with each leg measuring 2x+3 and the base measuring 6x-2?