Question

A number plus itself ,plus twice itself,plus 4 times itself ,is equal to -104.What is the number?

Answer 1

let the number is x, then according to the question,
x+x+2x+4x= -104
= 8x = -104
x = -104/8
= -13
The number is -13

Answer 2

The number is equal to "-13".

Step-by-step explanation:

Let number = x

To find, the number = ?

According to question,

Number + A number plus itself + plus twice itself + plus 4 times itself = -107

x + x + 2x + 4x = - 104

⇒ 8x = - 108

⇒ $x=-\frac{104}{8} =-13$

∴ Number = - 13

Hence, the number is equal to -13.