exam Maths Puzzle Numerical Ability

How do I simplify the following question:

If Joan made x/y and Randy made x-1/y and Lisa made 2/3 less than Joan, how much did they make all together.

Read Solution (Total 0)

exam Other Question

I am trying to find out the steps of how to get the answer to 2x + x + 1 = 2?
graph the equation

5x-3y=-3