Question

encontre a soluçao da equaçao LOG3 5x+2=3

Answer 1

Lembrete:

๏ $\log _b\left(a\right)=c\:\:$ ⇒ $b^c=a$
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$\log _3\left(5x+2\right)=3\\3^3=5x+2\\27=5x+2\\5x=27-2\\5x=25\\x=25\div 5\\\boxed{\bold{x=5}}$

Answer 2

Log3 5x+2=3

5x+2=3³

5x=27-2

5x=25

X=25/5

X=5