hbill4848 hbill4848
  • 11-04-2022
  • Mathematics
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Solve the following system of equations algebraically:
x + 5y = -19
3x - y=-9

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Festus19
Festus19 Festus19
  • 11-04-2022

Answer:

x= -4, y=-3

Step-by-step explanation:

solving the two equations simultaneously you'll get x to be-4 and y to be -3

x+ 5y= -19

3x-y=-9

multiplying the second equation by5

15x-5y=-45

adding eqn 1 and eqn 3

16x= -64

x= -4

substituting into eqn 2

3(-4)-y= -9

-y= -9+12

-y= 3

y=-3

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s13366
s13366 s13366
  • 11-04-2022
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