They really shoulddn't be asigning this stuff in middle school. Help, PWEASE? 3x - y = 30 -3x + 7y =6
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Originally Posted by Silverstaraptor They really shoulddn't be asigning this stuff in middle school. Help, PWEASE? 3x - y = 30 -3x + 7y =6 Multiply the top equation by 7. Now add the two equations together: 18x = 216 etc.