Question

2x-35:7=3²

Answer 1

\(\Rightarrow2x-5=32\Rightarrow2x=37\Rightarrow x=\dfrac{37}{2}\)

Answer 2

\(\Rightarrow2x-35=63\)

\(\Rightarrow2x=98\)

\(\Rightarrow x=49\)

Answer 3

\(2x-35:7=3^2\\ \Leftrightarrow2x-5=9\\ \Leftrightarrow2x=14\\ \Leftrightarrow x=7\)