x*y=50
x/y=2
10*5=50
10/5=2
The product of two numbers is 50. If you divide the larger number by the smaller number
you get 2. What are the numbers?
2 answers
equation #1 : xy = 50
equation #2 : x/y = 2 ---> x = 2y
sub #2 into #1
2y(y) = 50
y^2 = 25
y = ± 5
if y = 5 then x = 10
if y = -5 then x = -10
to the two numbers are 10,5 OR -10,-5
equation #2 : x/y = 2 ---> x = 2y
sub #2 into #1
2y(y) = 50
y^2 = 25
y = ± 5
if y = 5 then x = 10
if y = -5 then x = -10
to the two numbers are 10,5 OR -10,-5
1 answer