Consider the algebraic expression 5

Question

(Evaluate the expression when a = 2.5. show your work)

I NEED HELP, school is over next week and these are for my test corrections, Please help.

Answer 1

P.s I don't know if the question made sense but that's how it was written for me, lol.

Answer 2

Check how your post is displayed.
All I see of your "expression" is a 5

Just type normally on your keyboard, use * for multiplication,
/ for division and x^2 or terms like "x squared"

Answer 3

(I mean consider the algebraic expression 50+2a)

Answer 4

Ok
50+2a
= 50 + 2*2.5
= 50 + 5
= ....