What is the value of s? 0.7(3s+4)−1.1s=7.9

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.