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densk [106]
2 years ago
10

2x-y=3 ; 5x+2y=30 solve using elimination

Mathematics
1 answer:
Zigmanuir [339]2 years ago
4 0

Answer:

x = 4, y = 5

Step-by-step explanation:

2x-y=3\\4x-2y=6

so:

4x - 2y = 6\\+ 5x + 2y = 30\\9x= 36\\x=4

Substitute this into 2x - y = 3:

8-y=3\\y = 5

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