The expression that can be used to represent the phrase "Lamar decreased his collection of cards by seven" is:
x − 7 (x minus 7)
This is because "decreased by seven" indicates subtracting 7 from the original amount represented by x.
Responses
x+7
x plus 7
7−x
7 minus x
x−7
x minus 7
7x
1 answer
The expression that can be used to represent the phrase "Lamar decreased his collection of cards by seven" is:
x − 7 (x minus 7)
This is because "decreased by seven" indicates subtracting 7 from the original amount represented by x.