Question

5.3 ^ (x + 1) = 45

Answer 1

\(5.3^{x+1}=45\)
\(3^{x+1}=45:5\)
\(3^{x+1}=9\)
\(3^{x+1}=3^2\)
\(x+1=2\)
\(x=1\)

Answer 2

\(5.3^{x+1}=45\\ =3^{x+1}=45:5\\ 3^{x+1}=9\\ 3^{x+1}=3^2\\ x+1=2\\ x=2-1\\ x=1\)

Answer 3

.3x+1=455.3x+1=45
3x+1=45:53x+1=45:5
3x+1=93x+1=9
3x+1=323x+1=32