Question

1 upon x + 1 upon 3 =1 find x

Answer 1

1 / x + 1 / 3 = 1

Subtract 1/3 from both sides

1/x + 1/3 - 1/3 = 1 - 1/3

1/x = 2/3

Reciprocate it

x = 3/2

Thank you.

Answer 2

1/x + 1/3 =1
multiply equation by x
1 + x/3= x
multiply equation by 3
3+ 3x= 3x
3x+3x =3
6x=3
x=6/3
x=3