Workout the size of angle CDA

don't give

take it once

try and try and you will not

happy to

pls mark as brainliest

(3x-8) or (3x+8)

step-by-step explanation:

check above link.

graphically?   well, you graph them both, the solutions is where they both intersect each other, since there are two solutions, meaning they will meet twice, or namely the linear will run into the quadratic curve twice, and where they meet, those x,y coordinates are the solutions to the system.