Question

10 X =8.1 x 8.1- 1.9 x 1.9

Answer 1

Answer:

∴ x = 31/5

Step-by-step explanation:

10x = 8.1 x 8.1- 1.9 x 1.9

or, 10x = 65.61 - 3.61

or, 10x = 62

or, x = 62/10

∴ x = 31/5

and in decimal,

   ∴ x = 6.20

Answer 2

Answer:

What we have to answer

Please write the question properly