Write an algebraic expression

Question

 Write the phrase "the product of a number and three, minus the product of seven and the number" as an algebraic expression. Use X to represent the unknown value 

Answer 1

Here are some hints.

 

"Product" means to multiply.

"Minus" means to subtract.

Answer 2

Hi Carolyn, let X represent the unknown number, then:

 

The product of a number and three, or X * 3.

 

The product of seven and the number, or 7 * X

 

Put them together gives:

 

(X * 3) - (7 * X)

 

Questions?