Problema Solution
Seperate $90 into two parts so that the second part is $30 less than twice the first part.
Answer provided by our tutors
Let 'x' the money in the first part then the second part is '2x - 30'.
x + (2x - 30) = 90
........
click here to see the equation solved for x
........
x = $40
2*40 - 30 = $50
$90 is separated in two parts of $40 and $50.