Question

Marcus tried to solve an equation step by step.

2.5b=5

Step 1- 2.5b 5
----- = ------
2.5 2.5

Step 2- b=3


In which step did marcus make a mistake:

A - Step 1
B- Step 2
C- Marcus did not make i mistake

Answer 1

b

hope this helps :)

Answer 2

if I am not mistaken I think it is step 2