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find a solution to the following system of equations. –2x 5y = 8 2x 2y = 6 a. (1, 2) b. (2, 1) c. (–2, 1) d. (0, 3)
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find a solution to the following system of equations. –2x 5y = 8 2x 2y = 6 a. (1, 2) b. (2, 1) c. (–2, 1) d. (0, 3)

User David Skelly
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2 Answers

6 votes

Answer: A. (1, 2)

Explanation:

User Jsol
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7.8k points
3 votes
-2x + 5y = 8 . . . . . . . . (1)
2x + 2y = 6 . . . . . . . . (2)
(1) + (2): 7y = 14
y = 2
From (1): -2x + 5(2) = 8
-2x = -2
x = 1
Therefore, solution is (1, 2)
User Hrabosch
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9.2k points
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