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Using the elimination method to solve 2 x-y=8 x + y = 20

Using the elimination method to solve 2 x-y=8 x + y = 20
asked 78.7k views
2 votes
Using the elimination method to solve
2 x-y=8
x + y = 20

asked
User Parulb
by
8.4k points

1 Answer

1 vote

Explanation:

2x-y=8

x+y=20

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

3x=28

×=28÷3=9.3

so

9.3+y=20

y=20-9.3

y=20.7

answered
User UldisK
by
8.6k points
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