Question: 13. Solve for x, keeping in mind extraneous solutions. a. 3 3x+2 = 81 b. 1_ 32 = 2 9 - 2x c. log 5

13. Solve for x, keeping in mind extraneous solutions.

a. 3 3x+2 = 81

b. 1_

32 = 29 - 2x

c. log5 (3x +2) = 3

d. log3 (x + 3) + log3 (x + 9) = 3

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