The following portion of a flow diagram shows that the expression ab + cd is equivalent to the expression dc + ba.

fill in each circle with the appropriate symbol: either c+ (for the commutative property of addition) or cx (for the commutative property of multiplication).

a. ax, cx, a+

b. ax, ax, a+

c. cx, cx, c+

d. c+, c+, cx

a is 8.b is 10.c is 10.5. d is -.5

step-by-step explanation:

just minus the smallest number from the biggest.

answer: none of these answers are correct only the second half is

step-by-step explanation:

i think you would have to divide the money he had saved, which is $2,000 by the time he plans on exercising which is 40 hours, and the answer you get should tell you the answer to your question.