a bus is travelling with 48 passengers. when it arrives at a stop, 'x' passengers get off & 3 get on. at the next stop half the passengers get off & 7 get on. there are now 22 passengers. find 'x'.

Question

unklerhaukus · Answer

48
48 - x +3
(48 - x +3)/2 +7 
(48 - x +3)/2 +7 = 22

compassionate · Answer

You beat me too it!

anonymous · Answer

then how do we do it?

unklerhaukus · Answer

solve the equation for x

$$\frac{48 - x +3}2 +7 = 22$$

unklerhaukus · Answer

so do this ,

minus 7 form both sides,
multiple both sides by 2
...
....

anonymous · Answer

can we do$$\frac{ 48-x+3 }{ 2}=15$$ ?

anonymous · Answer

yes you can do ..
-> 48-x+3=30
...

unklerhaukus · Answer

keep going...