1. log3(2x−1)+log3(x+1)=log3(2)
2. log3(x)+log3(x+1)=log3(42)
3. log10(x)+log10(x−1)=log10(6)
4. log2(x+3)+log2(x−1)=log2(12)
5. log5(x)+log5(x+1)=log5(20)
6. log8(x+3)+log8(x+2)=log8(6)
7. log5(t)+log5(t+6)=log5(72)
8. log2(x)+log2(x−1)=log2(6)
9. log3(2x−1)+log3(2x)=log3(2)
10. log2(2x)+log2(2x+1)=log2(2)