2x-3y=10; 4x-5y=15 find the following answers
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Answer:
5/22
Step-by-step explanation:
- 2x-3y=10
- 4x-5y=15
- 5×2x-3y×5=10×5
- 10x-15y=50
- 4x×3-5y×3=15×3
- 12x-15y=45
- 10x--12x
- 22x
- -15y--15y
- 0
- 50-45
- 5
- 22x=5
- x=5/22
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