Question

find the value of a such that
81+3 power x = 3 power 8


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Answer 1

Answer:

$= 81 \times {3}^{x}= {3}^{8} \\ = {3}^{4} \times {3}^{x} = {3}^{8} \\= {3}^{4 + x} = {3}^{8} \\ =base \: \: equal \: \: so \: \: \: power \: \: equal \\ = 4 + x = 8 \\ = x = 8 - 4 \\ x = 4$

so value of x is 4

Step-by-step explanation:

i hope this will help you.