anaareyes
anaareyes
20-04-2020
Mathematics
contestada
Adding 6 to triple a number gives 21
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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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