Problema Solution

At a flower shop , the cost of a rose is twice the cost of a tulip . Alicia bought three roses and four tulips , and the total cost was $7.50 . Find the cost of one tulip .

Answer provided by our tutors

Let

x = the cost of one tulip

2x = the cost of one rose

3*2x + 4x = 7.50

........

click here to see the equation solved for x

........

x = $0.75 or 75 cents

The cost of one tulip is 75 cents.