Question

Find the value of each expression​

Answer 1

Answer:

It is quite easy, just solve them as normal expressions with a 5 in place of 'x', I'll do some for example:

x+3x= 5+(3×5)= 5+15= 20

3x-15= 15-15= 0

x+5/2= 10/2= 5

Hope it helps!