$\"\"$

The sentence is, ten times a number $\"\"$ is equal to 5 times the sum of $\"\"$ and $\"\"$ .

The word “sum” indicates the symbol “ $\"\"$ ”

The word “times” indicates multiplication. So, ten times $\"\"$

The word 5 times the sum of b and c indicates $\"\"$ .

The word “equal” can be represented as “ $\"\"$ ” symbol. $\"\"$

Rewrite the sentence into expression as,

$\"\"$ $\"\"$

The equation is $\"\"$ .