3(z+3)/4 - 2(z-2)/3=2 it says the answer is 41 but how

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?

Show all work to identify the discontinuity and zero of the function f of x equals 6 x over quantity x squared minus 36

What is the output, or dependent variable of quantity? 1: x 2: f(x) 3: y