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  • 25-02-2019
  • Mathematics
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7x - 4y = 20 for y when x = 5

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wzhou61
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  • 25-02-2019
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rogue142
rogue142 rogue142
  • 25-02-2019
7(5)-4y=20

35-4y=20

-4y=-15

y=3.75 (or 3 3/4)
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