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[17]
2 years ago
15
7x + 2y = 4
Mathematics
Answer
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2
answers:
Vinil7
[7]
2 years ago
5
0
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abruzzese
[7]
2 years ago
3
0
It’s B.
y=x+1
7x+2(x+1)=4
y=x+1
9x+2=4
Subtract 4-2 from the second equation.
The we have y=x+1
9x=2
x=2/9
Then plug in x into the other equation bc now we know it!
y=2/9+1
Which is 11/9
I hope this helps!!!
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