3 years ago

Use the elimination method to solve the system of equations. Choose the

Mathematics

1 answer:

kherson [118]3 years ago

8 0

Answer:

x=1,y=-2. (1, -2).

Step-by-step explanation:

5x-2y=9

3x+4y=-5

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

2(5x-2y)=2(9)

3x+4y=-5

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

10x-4y=18

3x+4y=-5

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

13x=13

x=13/13

x=1

5(1)-2y=9

5-2y=9

2y=5-9

2y=-4

y=-4/2

y=-2

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