Dan 's marbles --- x
Leah's marbles ---- x+28
(1/3)(x+28) = (4/5)x
times 15
5(x+28) = 12x
solve for x , then sub into Leah's marbles
Leah has 28 more marbles than Dan. 1 3 of Leah’s marbles is equal to 4 5 of Dan’s marbles. Find the number of marbles that Leah has.
1 answer