Question

Question #adc89

Answer 1

I found:
`y=10`
`x=17`
`z=34`

Explanation:

Let us call the numbers `x, y and z`; we have:
`x+y+z=61`
`x=7+y`
`z=2x`
let us solve for `y` into the first:
`7+y+y+2(7+y)=61`
`4y=61-7-14`
so:
`y=10`
and then:
`x=17`
`z=34`