Help please. Im confused

Answer:
5x- 9 is your expression
Step-by-step explanation:
Decreased means subtraction and the product of any two numbers is multiplication.
Division Keyword: Divided by, or Quotient of.
Multiplication Keyword: Product of, or Multiplied by.
Subtraction Keyword: Subtracted from, or Decreased by.
Addition Keyword: Added to, or Increased by.
If there is no Variable then place the common Variables: X, Y, Z.
Answer:
The expression is 5x-9.
Step-by-step explanation:
Product means to multiply, so you will multiply 5 and x which equals 5x
Decreased means subtracting, so you will subtract 9