estebencampos69 estebencampos69

25-02-2019
Mathematics

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Solve the system of equations -5y-10x=45. -3y+10x=-5 x= y=

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choixongdong choixongdong

25-02-2019

Answer:

x = -2

y = - 5

Step-by-step explanation:

-5y - 10x = 45

-3y + 10x = -5

------------------------Add

-8y = 40

y = -5

-3(-5) + 10x = -5

15 + 10x = -5

10x = -20

x = -2

Answer

x = -2 and y = - 5

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