Question

 4x + 5^2 = 3^2 . 5

Answer 1

\(4x+5^2=3^2.5\)

\(4x+25=45\)

\(4x=20\)

\(x=5\)

Vậy \(x=5\)

Answer 2

\(4x+5^2=3^2.5\)

\(4x+25=45\)

\(\Rightarrow4x=20\)

\(\Rightarrow x=5\)

Answer 3

x=5