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Please answer this one

Please answer this one-example-1

2 Answers

4 votes

x - y = -3

x + 3y = 5

---------------subtract

-4y = -8

y = 2


x - 2 = -3

x = -1


answer

x = -1

User Baezid Mostafa
by
8.5k points
4 votes

Multiply the first equation by 3 and add to the second equation.


3x - 3y = -9

x + 3y = 5

-------------------

4x = -4


x = -1


You are correct.

User Vlad Preda
by
6.7k points