skecherssobright skecherssobright

22-03-2020
Mathematics

contestada

What is the result of subtracting the second equation from the first?
8x – 4y = -4
- 3x + 4y = 5

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pengkrissy pengkrissy

22-03-2020

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

8x(5+3x) =-4

X= 1/5

4y=5+3 x 1/5

Y=7/5

X=1/5 Y=7/5

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