payshencec21
15.04.2021 •
Mathematics
Please help me? I am confused.
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Ответ:
Explanation: 7-2x=2x(x-4)-1
7-2x=2x-9
-2x-2x=-9-7
-4x=-16
which will get you your answer x=4
Ответ:
use the quadratic formula, factor it