Write the phrase as a mathematical expression. Use x as the variable.
-10 less than a number
A)x - (-10)
B)10
C)10 - x
D)x - 10

Question

Quizplus · Accepted Answer

"10 less than a number" can be translated to "a number decreased by 10" which is represented by x - 10. Therefore, the correct mathematical expression is D) x - 10. "10 less than a number" implies that we are subtracting 10 from the number, which can be represented as x - 10.

Write the Phrase as a Mathematical Expression