Uhmjujiooo45701
11.10.2020 •
Mathematics
What is the solution for
9- 10x = 2x + 1 - 8x
A. X= -1/2
B. X= -2
C. X= 1/2
D. X= 2
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Ответ:
D.
Step-by-step explanation:
9 - 10x = 2x + 1 - 8x
9 - 10x = -6x + 1
9 = 4x + 1
8 = 4x
2 = x
Ответ: