anaareyes anaareyes

20-04-2020
Mathematics

contestada

Adding 6 to triple a number gives 21

Respuesta :

Hrishii Hrishii

20-04-2020

Step-by-step explanation:

Let the required number be x.

[tex] \therefore \: 3x + 6 = 21 \\ [/tex]

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ASTROWORLD21 ASTROWORLD21

20-04-2020

3x+6=21 x would equal 5 because 3 x 5 = 15 and 15 + 6 = 21! answer: 5

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