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10-09-2020
Mathematics

contestada

The sum of 17 and a number x is equal to 21.

Respuesta :

njrcomps11 njrcomps11

10-09-2020

Answer:

x = 4

Step-by-step explanation:

[tex]17 + x =21[/tex]

Subtract 17 on both sides

[tex]x = 4[/tex]

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