09-06-2018
Mathematics

contestada

8a-(7b-4a)-3(4a+2b)

(Simplifying algebraic expressions)

Respuesta :

amysing16 amysing16

09-06-2018

First, Simplify The Brackets
8a-7b-4a-3(4a+2b)

Collect like terms
(8a+4a)-7b-3(4a+2b)

Simplify
12a-7b-3(4a+2b)

Expand
12a-7b-12a-6b

Collect like terms again
(12a-12a)+(-7b-6b)

The answer is -13b

Answer Link

Otras preguntas

Which options could be the next step in simplifying this expression? 5 • (2 + 4) Choose exactly two answers that are correct. A. (5 • 2) + 4 (use the associati

Is 3 to the 100th power divided by 3 to the 99th power greater than, less than, or equal to 3?

What was one effect of the Interstate Highway Act of 1957?

Who gives testimony under oath

Bridget needs an actor. Actor A is offering her services for an initial $250 in addition to $50 per day. Actor B is offering her services for an initial $200 in

What information does the classification system for organisms give you?

Which best describes the main conflict of the novel? A. Bilbo must overcome his fear of dwarves and rely on dwarves to help him. B. Bilbo's friendship with T

if an animal cell shrinks it was probably placed in a

Which of these is a common feature for the lac and trp operon? Regulatory proteins bind to operator Regulatory proteins bind to promoter Regulatory proteins bin

What is the answer to 10 - 2r for r =5