Asked by Justin
                a + 7b = 7
a + 2b = -3
            
        a + 2b = -3
Answers
                    Answered by
            Reiny
            
    If you are solving, just subtract them to get
5b = 10
b = 2
sub back into the 1st to get a
    
5b = 10
b = 2
sub back into the 1st to get a
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