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Please help solve this its for geometry

Please help solve this its for geometry-example-1

1 Answer

7 votes

Answer:

Explanation:

1.RS+ST=RT. so 9y+2+2y+7=15y-11

2.11y+9=15y-11

3.15y-11y=11+9

4.4y=20

finally we find the answer is y=5

User Jastend
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