Which expression can be used to represent the phrase “Lamar decreased his collection of cards by seven”?(1 point)

Responses

7x
7 x

x+7
x plus 7

x−7
x minus 7

7−x

1 answer

The expression that represents the phrase "Lamar decreased his collection of cards by seven" is:

x − 7

This indicates that you start with x (the initial number of cards) and decrease it by 7.