Question

7. If 32x+1 + 9 = 27, find x.
${3}^{2} {}^{x} { }^{ + } {}^{1} \div 9 = 27 \: find \: x$
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Answer 1

for b(since

9=3^2,27=3^3

9×27=3^2×3^3=3^5).i hope you are satisfied by my answer