amyacloud82 amyacloud82

03-09-2021
Mathematics

contestada

if 5 is added to a number and the sum is doubled, the result is 7 pess than the number. what is the number? Write your answer as a number only.

Respuesta :

badatmaths89 badatmaths89

07-09-2021

Answer:

-17

Step-by-step explanation:

[tex]2(x+5)=x-7[/tex]

[tex]2x+10=x-7[/tex]

[tex]x+10=-7[/tex]

[tex]x=-17[/tex]

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