Solve 3^x−5 = 9. please

Mathematics

2 answers:

Grace [21]4 years ago

4 0

Add five on both sides. Divide both sides by three

Answer: x = 4.66666666667

GalinKa [24]4 years ago

3 0

Assuming the -5 is with the x

You have 3^(x-5) =9

Convert the 9 to base 3: 3^2 = 9

Now you have:

3 ^(x-5) = 3^2

Now solve for exponents:

X-5= 2

Add 5 to both sides:

X = 7

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