Answer:
16
Step-by-step explanation:
Answer:
Step-by-step explanation:
Answer:{0,2}
Step-by-step explanation:
Substitute 4x in for the y
2x^2-4x=0
Factor out GCF 2x
2x(x-2)=0
Set each factor = 0 and solve
2x=0 x=0 x-2=0 x=2
<span>2x + x = 12
=> x =12/3 =4
so, original number is 84.</span>