johnnyhalusewa
02.02.2021 •
Mathematics
Simplify x^2 + 8y - 4y + 8x^2.
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Ответ:
and did. Junction
Step-by-step explanation:dnccjnc
Ответ:
2.9x+3.9y=25.3
x+y=7
2.9x+3.9(7-x)=25.3
x=2
y=5
Step-by-step explanation: