Question

one of is 10 more than the other . if their sum is 52 find the number

Answer 1

let a no. be x then other no. =x +10
a/q x+x+10=52
2x+10=52
2x=42
x=21
other no. =31

Answer 2

let
one no be x
another no is x+10. (given)
their sum=52
x+x+10=52
2x+10=52
2x=42
x=42/2
x=21
x+10
21+10
31
2 no's=21,31