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

Otras preguntas

Which of the following rights were guaranteed under the Bill of Rights? freedom of press, speech, and the right of women to vote no cruel and unusual punishment

Evaluate the expression when a = 3. 4a^4 A. 324 B. 48 C. 28 D. 11

what is log8 1/64=-2

How many eighty fours are in 672

Tonya runs 8 kilometres in 60 minutes. At a rate how long would it take her to run 2 kilometers

Which statement describes a result of the Spanish-American War? A. The conflict reopened old Civil War wounds between the North and South. B. Spain retained all

What two numbers add up to 1 but multiply to -30

Cold packs are designed to become very cold when activated. When the pack is activated, a chemical reaction occurs to make the temperature of the cold pack decr

jan has $37.50. tickets to concert cost $5.25 each. how many tickets can she buy

What is the importance of membrane structure and function in the organization of living processes within cells.