Describe the difference between the 6 in the 45,369 and the 6 in 67,420

7(x - 2) = 3(x + 4) solve the following equation. then enter your answer in the space provided using mixed number format.

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)