jeffcarpenter
14.12.2020 •
Mathematics
Pls help me ima fail
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Ответ:
n+x=35
n+x=35
x=35-n substitute into the other equation.
2n+5=x
2n+5=35-n
3n+5=35
3n=30
n=10
Go back to find x using your n value.
n+x=35
10+x=35
x=25