Question

plz give answer if you don't know then don't give
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Answer 1

Answer:

when we multiply similar bases their exponents are added

so 12+4=16

then if bases are same and equal then exponents will also be equal

so 3x-2=16

3x=16+2

3x=18and x=6

Answer 2

Answer:

hii purple you please flw me and mark me as brain list