Answer:
No, (5,1) is not a solution of the system. (1/7,-1) is the solution of the system.
Explanation:
Step1:
-5y= -5
divide -5 on both sides
y= 1
Step 2:
7x+6(1)=7
7x+6=7
-6 -6
7x = 1
divide 7 on both sides
x = 1/7
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