Question

97.
If 3x + 4y: x + 2y = 9:4, then 3x + 5y: 3x-y is equal to​

Answer 1

Answer:

7

Step-by-step explanation:

3x+4y/x+2y=9/4

or,4(3x+4y)=9(x+2y)

or,12x+16y=9x+18y

or,3x=2y

or,x=2y/3

Now,putting the value of x in:

3x+5y/3x-y

=3*2y/3+5y/3*2y/3-y

=2y+5y/y

=7y/y

=7(Answer)