The mistake was on the second one, u use pempas, the multiplication comes first. The answer is 23
Answer:

Step-by-step explanation:
Rewrite the equation using the next propierties:




Cancel logarithms by taking exp of both sides:

Divide both sides by 4:

Take the square root of both sides:

Answer:
um I don't understand it pls be more specific and I will help
I'm assuming that you meant 4x+1=3x?
Subtracting 4x, we get 1=-x. Multiplying by -1, we get x=-1 as the solution.
Answer:
The answer is 20
Step-by-step explanation:
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