Question

Which phrase describes the algebraic expression x - 21.5?

a. 21.5 decreased by x
b. x more than 21.5
c. 21.5 minus x
d. x less 21.5

Answer 1

Answer: the answer is D ( x less 21.5 )

Explanation:

correct on edge

Answer 2

option D

Explanation:

Given : the algebraic expression x - 21.5

a. 21.5 decreased by x

the expression becomes 21.5 - x

b. x more than 21.5

more than means we add , so expression becomes 21.5 +x

c. 21.5 minus x

For minus we use subtraction symbol,

so the expression becomes 21.5 -x

d. x less 21.5

x less 21.5 , we subtract 21.5

so the expression becomes x - 21.5 . that is the given expression