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  • 15-07-2020
  • Mathematics
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What is the result of subtracting the second equation from the first? 8x-4y=-4 -3x+4y=5

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CloutAnswers
CloutAnswers CloutAnswers
  • 15-07-2020

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▹ Answer

(x, y) = (14/5, 87/20)

▹ Step-by-Step Explanation

8x - 4y = -4 - 3x + 4y = 5

8x - 4y = 5

-4 - 3x + 4y = 5

8x - 4y = 5

-3x + 4y = 9

5x = 14

x = 14/5

-3 * 14/5 + 4y = 9

y = 87/20

(x, y) = (14/5, 87/20)

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