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2 votes
-2x+5y=-15 and 5x+2y=-6 how could you solve this system using elimination

User Afflatus
by
6.6k points

2 Answers

3 votes

Answer:

B and C

Explanation:

User Kendall Hopkins
by
6.6k points
4 votes

Answer: x = 0, y = -3

Explanation:

-2x + 5y = -15 → 5(-2x + 5y = -15) → -10x + 25y = -75

5x + 2y = -6 → 2(5x + 2y = -6) → 10x + 4y = -12

29y = -87

y = -3

Input y = -3 into one of the original equations to solve for x:

-2x + 5(-3) = -15

-2x - 15 = -15

-2x = 0

x = 0

User Antoine Gamond
by
6.6k points
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