all these problems are very confusing, I need help, can you do them all because I need to get this done by the end of tomorrow goodnight

add an image, and i will answer

step-by-step explanation:

if you need just tell me and i will come to the rescue.

step-by-step explanation:

5x + 5

step-by-step explanation:

you should always add the diagrams and graphs we cannot see. this particular question is kind of borderline because we can make a graph for you.

(f + g)x = -x^2 +3x + 5 + x^2 + 2x

(f + g)x = 5x + 5

the graph of z = 5x + 5 is shown below. always use desmos when in doubt.