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solniwko [45]
3 years ago
12

How to solve system X+y=10 X-y=2

Mathematics
1 answer:
pickupchik [31]3 years ago
3 0

Answer:

x=6, y=4. (6, 4).

Step-by-step explanation:

x+y=10

x-y=2

----------

x=y+2

y+2+y=10

2y+2=10

2y=10-2

2y=8

y=8/2=4

x+4=10

x=10-4=6

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