Question

13.
If doubling a number and adding 20 to the
result gives the same answer as multiplying
the number by 8 and taking away 4 from
the product, the number is:
(A) 2
(B) 3
(C) 4
(D) 6​

Answer 1

Answer:

let the number is X

therefore

2x+20=8x-4

6x=24

X=4

(C) 4 is the correct answer