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  • 21-07-2022
  • Mathematics
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Solve the system of equations 4x+5y=-1 and -5x-8y=10 by combining the equations.

Solve the system of equations 4x5y1 and 5x8y10 by combining the equations class=

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vintechnology vintechnology
  • 21-07-2022

The solution of the equation are as follows:

x = 6 and y = -5

How to solve the system of equation?

4x + 5y = -1

-5x - 8y = 10

Therefore,

20x + 25y = -5

-20x - 32y = 40

-7y = 35

y = -5

Hence,

4x + 5(-5) = -1

4x - 25 = -1

4x = -1 + 25

4x = 24

x = 24 / 4

x = 6

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