$\"\"$

The word $\"\"$ times or product $\"\"$ represent the multiplication operation and its symbol is $\"\"$ .

The word $\"\"$ plus $\"\"$ represent the addition operation and its symbol is $\"\"$ .

The word $\"\"$ $\"\"$ times twice the product of the radius r and height h $\"\"$ represent the expression is $\"\"$ .

The word $\"\"$ twice the product of $\"\"$ and the square of the radius r $\"\"$ represent the expression is $\"\"$ . $\"\"$

The word $\"\"$ The formula for the surface area SA of cylinder is $\"\"$ times twice the product of the radius r and height h plus twice the product of $\"\"$ and the square of the radius r $\"\"$ represent the expression is $\"\"$ .

The expression is $\"\"$ .

Apply distributive property: $\"\"$ .

$\"\"$ . $\"\"$

The equivalent expression is $\"\"$ .