malikvanison
30.07.2020 •
Mathematics
3x + 45 = 4x + 21
Solve for 'x'.
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Ответ:
Step-by-step explanation:
3x + 45 = 4x + 21
45 - 21 = 4x - 3x
24 = x
Ответ:
66-82
-16
The temperature decreased
A Fell 16F