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Autumn
10 May, 20:50
What is - 8x - 2y = - 4 when y equals - 5x
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Bailey
10 May, 21:56
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-8x - 2y = - 4
When y = - 5x
-8x - 2 (-5x) = - 4
- 8x + 10x = - 4
2x = - 4
x = - 4/2 = - 2
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Silas Tucker
10 May, 23:52
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-8x - 2y = - 4; y = - 5x
-8x - 2 (-5x) = - 4
-8x + 10x = - 4
2x = - 4
2x/2 = - 4/2
x = - 4/2 = - 2/1 = - 2
x = - 2
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