Greekfreak
11.10.2019 •
Mathematics
The sum of 15 + 6 times a number t is 81 what is the number
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Ответ:
so you need to use the inverse operation.
it would be=
15+ 6t= 81
= 81 - 15= 6t
= 66= 6t
= t= 66/6
t = 11
to verify
15+6t= 81
t= 11
15+6 x 11= 81
= 15+ 66= 81
Ответ:
3 and can I please have a brainliest