Question

Sum if two no.is 30 if one no. Is twice the other , from an equation for finding the no.

Answer 1

Let one number be x
Another number be 30-x
According to the given condition

X=2 (30-x)
X= 60-2x
X+2x=60
3x=60
X=60/3
X=20
One no is 20
And another no is 30-x=30-20=10

Hope this will help you.
Thanks for asking such a great question. Say thanks to me if you are satisfied.
Please mark me as Brainliest.

Answer 2

let one of the no. be x
so other no. =2x
x+2x=30
3x=30
x=30/3
x=10
please mark as brainliest