bob12231
bob12231
01-03-2016
Mathematics
contestada
-2 (m+n-4)+5 (-2m+2n)+n (m+4n-5)
Respuesta :
apologiabiology
apologiabiology
01-03-2016
so if you want to add
we distribute
a(b+c)=ab+ac so
-2(m+n-4)=-2m-2n+8
5(-2m+2n)=-10m+10n
n(m+4n-5)=mn+4n^2-5n
so total we ahve
-2m-2n+8-10m+10n+mn+4n^2-5n
group like terms
4n^2+-2m-10m-2n+10n-5n+mn+8
add like temrs
4n^2-12m+3n+mn+8
Answer Link
VER TODAS LAS RESPUESTAS ( 15+ )
Otras preguntas
what is 40% of $150
According to cell theory,which of the following best describes the role of cells in living organisms? A.cells join together to form multicellular organisms. B
Based on what she says and does in "Thank You, M'am," which statement is true about Mrs. Jones? A. She is going to find Roger's parents and tell them what happ
AP US History question: How do you account for the development of political parties in the United States during the period 1787-1800?
Could an average star, such as our sun, become a neutron star? Explain your answer.
a rectangular floor is 12 feet wide and 18 feet long. How much will it cost to carpet the floor if the carpet cost $1.39 per square foot?
Which sentence uses the words among/between correctly? A. Our group divided the research tasks between the group members. B. The student leadership group was ne
What causes bumps on the back of your tongue?
Which sentence best describes Richard Nixon's early campaigns for office? A. He tirelessly traveled from place to place, eager to talk to as many people as poss
what fraction of page 20 remains available for other uses look at my recent question that will help you with this
