What is the solution for "x" when 3^x=2x+1?

For each proportion find the unknown number x 1/5/8=×/15

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

Two trains leave stations 546 miles apart at the same time and travel toward each other. one train travels at 95 miles per hour while the other travels at 115 miles per hour l. how long will it take for the two trains to meet