Question

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'.

Answer 1

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

Answer 2

You beat me too it!

Answer 3

then how do we do it?

Answer 4

solve the equation for x

\[\frac{48 - x +3}2 +7 = 22\]

Answer 5

so do this ,

minus 7 form both sides,
multiple both sides by 2
...
....

Answer 6

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

Answer 7

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

Answer 8

keep going...