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Cristina Nichols
Mathematics
2 January, 14:30
Solve the system of equations: y-2x=1 6x-y=7
+5
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Antony Solis
2 January, 14:45
0
y - 2x = 1
6x - y = 7
Adding equations,
4x = 8
x = 2
y = 2x + 1 = 5
Answer: (2,5)
Check:
5-2 (2) = 1, good
6 (2) - 5=7, good
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