Question

ques. The sum of two numbers, as well as the difference between their squares is 9. Find the
numbers.
explain it​

Answer 1

Answer:

x+y=9

xsq+ysq=9

the numbers are 5 and 4

5+4=9

25-16=9

Answer 2

let the numbers be x and y

gn

$x + y = 9 \\ {x}^{2} - {y}^{2} = 9 \\ (x + y)(x - y) = 9 \\ 9(x - y) = 9 \\ x= 9 - y \\ 9(9 - y - y) = 9 \\ 81 - 18y = 9 \\ - 18y = - 72 \\ y = 4 \\ x = 5$

I hope this will surely help u mate

these steps can be used in 3 and 4 mark