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2x + y = -2 x + y = 5 The x-coordinate of the solution to the system shown is _____.

2x + y = -2 x + y = 5 The x-coordinate of the solution to the system shown is _____.
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5 votes
2x + y = -2

x + y = 5

The x-coordinate of the solution to the system shown is _____.

User MDaubs
by
7.9k points

1 Answer

7 votes
2x + y = -2
x + y = 5...multiply by -1
----------------
2x + y = -2
-x - y = -5 (result of multiplying by -1)
---------------add
x = -7 <==
User Shirish Patel
by
7.7k points
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