SOLUTION: Solve by elimination: * 7x + 2y = 24 / 8x + 2y = 30

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Question 746642: Solve by elimination: * 7x + 2y = 24 / 8x + 2y = 30
Answer by Cromlix(4381) About Me  (Show Source):
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7x + 2y = 24
8x + 2y = 30
Subtract
-x = -6
x = 6
Substitute x = 6
into 7x + 2y = 24
7(6)+ 2y = 24
42 + 2y = 24
2y = 24 - 42
2y = -18
y = -9
{6,-9}