Question

What must be added to each of the numerator and the denominator of the friction 2/5 to obtain2/3.

Answer 1

Answer:4

Step-by-step explanation:

Let be x added to both numerator and denominator

2+ x/ 5+x = 2/3

Cross multiply

3(2+x) = 2(5+x)

6+3x = 10+2x

3x-2x = 10-6

X = 4