Please help me simply these equations

All QuestionsCategory: Secondary SchoolPlease help me simply these equations
Salahuddeen mudassir asked 3 years ago

Q1=Simplify 1/9+1 + 1/9-1
Q2=simplify 2/3y + 3/4y
Q3=simplify 2/x2-x + 1/x2-1

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