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Penny
Mathematics
14 August, 00:10
Solve the logarthmic equation. 2 log3 (x + 4) - log39 = 2
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Danielle Travis
14 August, 00:25
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5
Step-by-step explanation:
2 log₃ (x + 4) - log₃9 = 2
2 log₃ (x + 4) - log₃3² = 2
2 log₃ (x + 4) - 2 = 2
2 log₃ (x + 4) = 4
log₃ (x + 4) = 2
3^ (log₃ (x + 4)) = 3^2
x + 4 = 9
x = 5
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