Question

what should be subtracted from terms of ratio 2:5 to make it 5:2?

Answer 1

Answer:

may this helps you........

Let the number to be subtracted be x , then =(2-x):(5-x)=5/2

2-x/5-x=5/2

2(2-x)=5(5-x)

4-2x=25-5x

4-25=-5x+2x

-21=-3x

-21/-3=x

7=x

verification:

2-x/5-x

2-7/5-7

-5/-2  [minus canceled]

5/2

Step-by-step explanation: