Question

if a number increased by 12 equals 20, then the number is what ? pls answer fast because today is my exam pls answer fast​

Answer 1

Answer:

Let the number be x. Then,

x+12=160×

x

1

x

2

+12x−160=0

(x+20)(x−8)=0

x=−20,8

Therefore, the required number is 8.

Step-by-step explanation:

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