Question

If four is added to five times a number , the result is 12 more than three times the number. Find the number

Answer 1

let the no. be x
so according to the condition
5x+4=3x+12
5x-3x=12-4
2x=8
x=4

Answer 2

let the number be x
so Atq
5x+4=12+3x
5x-3x=12-4
2x=8
x=8/2
x=4

so x=4
5x=20