Question

A number is multiplied by 2a, then 10q is added to the product; the result is 2q. What is the number?

Answer 1

Let the number = x

As per question,

X×2a+10q=2q

X×2a=2q-10q

X=-8q/2a

Answer 2

Answer:

let the number be x

as per the question

X x 2a + 10q = 2q

X x 2a = 10q - 2q

X = - 8q/2a

X = 4