Question
There was an equal number of white and green marbles in a box at first. After 22 green marbles were taken out and 20 white marbles were added into the box, there was 17 as many green marbles as white marbles. Find the number of green marbles in the box at first.
4 m

Click button first when a symbol is required. X

There was an equal number of white and green marbles in a box at first. After 22 green marbles were taken out and 20 white marbles were added into the box, there was 17 as many green marbles as white marbles. Find the number of green marbles in the box at first.