Answer:
hi how are you doing today Jasmine
3x+4x+3x=12-8
10x=4
x=4/10
x=2/5
x= o.4
Step-by-step explanation:
-13 is the answer ..............
let natural no be x
(x-20)=96/x
x²-20x-96=0
x²-24x+4x-96=0
x(x-24)+4(x-24)=0
(x-24)(x+4)=0
either
x=24
x=-4