melaniajones06 melaniajones06

04-05-2021
Mathematics

contestada

9.
Which of the following demonstrates the Associative Property?
A. 2(3 - a) = 2.3+2.a
B. 4(a + b) = 4ab
C. -2(a-3) = -2a +6
D. (a + c)+ a = a +(c + a)

Respuesta :

reallyryefrye reallyryefrye

05-05-2021

Answer:

the answer is D!

Step-by-step explanation:

the associative property states "rearranging the parenthesis in an expression will not change the result."

(a+c)+a=a+(c+a)

they're still going to equal the same! :)

Answer Link

Otras preguntas

Checking daughter's homework and need help! Miguel ordered a party try of sandwiches for a birthday party. During the party, the quests left 2/5 of the sandwi

Which cells undergo cell division? a. prokaryotic cells only b. eukaryotic cells only c. cancer cells only d. both prokaryotic and eukaryotic cells

If a circle is cut from a square piece of plywood, how much plywood would be left over? Use 3.14 for pi

A boy can swim 75 feet in 12 seconds. What is his rate to the nearest mile per hour?

In the formula e = hf, if e is doubled and f is halved, what happens to the value of h?

Estimate the angle of elevation from the trailhead to the summit.

In the formula e = hf, if e is doubled and f is halved, what happens to the value of h?

the rectangles on a quilt are 2in. wide and 3in. long the perimeter of each rectangle is made by pattern of ref thread. if there are 30 rectangles in the quilt,

A test cross with an organism with a homozygous recessive genotype results in 50% of the offspring exhibiting the recessive trait. What is the genotype of the t

What is the average of 30, 40, and 80?