cutegirl0987
22.02.2021 •
Mathematics
What is the answer to 3x + 7 = 82?
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Ответ:
x=25
Step-by-step explanation:
Ответ:
x = 25
Step-by-step explanation:
3x + 7 = 82
3x + 7 - 7 = 82 - 7
3x = 75
3x/3 = 75/3
x = 25
Ответ:
1.) -2r - 7r = 9 -2r -7r = -9r r = -1
Step-by-step explanation: