2x + 3 = 7

418 = -22a

What are the VARIABLES in these two equations?​

Consider the function y = f(x)=3^x the values of f(1/2) and f(1/4). rounded to the nearest hundredth, are__and__ respectively

How to choose the sign of the radical in the denominator of the formula for the distance from a point to a line.

Astuntman jumping off a 20-m-high building is modeled by the equation h=20-5t^2, where t is the same in seconds. a high-speed camera is ready to film him between 15m and 10m above the ground. for which interval of time should the camera film him?