Question

a rational number is such that when you multipy it by 2/5 and add 2/3 to the product you get 4/5 what is the rational number​

Answer 1

HOL@ M@T€...!!

Let the rational number be x

Given:-

x×2/5+2/3=4/5

2/5x=4/5-2/3

2/5x=4×3-2×5/15

2/5x=12-10/15

2/5x=2/15

x=2/5 ×5/2

x = 1

Hope it helps you...

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