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Melanie
Lv 4
What do I multiply each equation by to get y the same in both equations (y has to be negative in one of them)?
0.05x+0.25y=22
0.15x+0.05y=24
2 Answers
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- Anonymous1 decade agoFavorite Answer
Multiply the bottom equation by -5 all the way through. Which would give you:
0.05x + 0.25y = 22
-0.75x + -0.25y = -110
- 1 decade ago
Multiply the bottom equation by -5 all the way through. Which would give you:
0.05x + 0.25y = 22
-0.75x + -0.25y = -110
Hope this helps!
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