Answer
$8x-(3x+6)$
Work Step by Step
The difference between eight times a number and six more than three times the number.
Let x be the unknown number.
"Difference" indicates the answer when two numbers are subtracted.
"Times" is the multiplication operation.
"More than" tells us to add something to a number.
"Times" tells us to multiply two numbers.
$8x-(3x+6)$