$***$PLZ SHOW ALL WORK AND PROCESS WITH EXPLANATIONS, THANK YOU!!!$***$ Exercise $2$: Straight beam: non$-$Uniform distributed load

A beam defined in figure below, is submitted to a partial triangular distributed load w between $(AC)$ and single load at D $.$ The characteristics of the problem are:

Simple support at point A $($Reactions Rax and Ray$)$

Support at point B $($Reaction Rby$)$

$,$ Lengths between points defined into the figure