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20 votes
20 votes
2y = x + 10

3y = 3x + 15

User Nellbryant
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1 Answer

14 votes
14 votes

2y=x+10

3y=3x+15

2y-10=x

3y=3(2y-10)+15

2y-10=x

3y=6y-30+15

2y-10=x

0=3y+15

2y-10=x

3y=15

x=2y-10

y=5

2y=x+10

2×5=x+10

x=0

x=0, y=5

User Zarazan
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