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- 4x + y = 6 - 5x - y = 21 The solution is
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2 votes
- 4x + y = 6
- 5x - y = 21
The solution is

User Adamfowlerphoto
by
5.5k points

1 Answer

6 votes

Answer:

x = -3

y = -6

Explanation:


y = 6 + 4x \\ - 5x - (6 + 4x) = 21 \\ - 9x - 6 = 21 \\ - 9x = 27 \\ x = - 3 \\ y = 6 + (4 * - 3) = - 6

User Ralubrusto
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