If doubling a number and adding 20 to the result gives the same answer as multiplying the number by ...

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

Quiz

Answer/Solution

4

Steps/Work

Sol.
Let the number be x.
Then, 2x + 20 = 8x - 4
⇔ 6x = 24
⇔ x = 4.
Answer C

General Calculator / Auto Solver

If doubling a number and adding to the result gives the same answer as multiplying the number by and taking away from the product, the number is

Calculated Answer

4

Step by Step Solution

In order to solve problem, you must evaluate (n0 + n2) / (n1 - 2).

n0 =20
n1 =8
n2 =4