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skelet666 [1.2K]
3 years ago
7

The sum of a number and nine is multiplied by-2 and the answer is -8. Find the number​

Mathematics
2 answers:
denis23 [38]3 years ago
7 0

Answer:

Step-by-step explanation:

Vera_Pavlovna [14]3 years ago
4 0

Step-by-step explanation:

let number be x

-2(x+9)= -8

-2x -9= -8

-2x = -8+9

-2x= 1

x= -1/2

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