How do you write an algebraic expression?

Answer 1

Say you had the letter X and you had to times it by 3 then add two the algebraic expression would look like this:

3X + 2

You sometimes need to remember bidmas which helps you remember which part of the sum you do 1st

B racets

I ndicies

D ivision

M ultiplication

A ddition

S ubtractraction

Division and multiplication can go the other way around and that's the same as addition and subtraction.

If you have to change the algebraic expression back it would be like this

5(x+y)

_____ that would be X + Y x 5 / 7

7