zapora12 zapora12

13-09-2015
Mathematics

contestada

4(5n-7)=10n+2
9(x+3)=4x-3

Respuesta :

13-09-2015

[tex]4(5n-7) = 10n+2\\20n-28=10n+2\\20n=10n+30\\10n=30\\n=3\\\\\\9(x+3)=4x-3\\9x+27=4x-3\\9x=4x-30\\5x=-30\\x=-6[/tex]

Answer Link

Otras preguntas

Why did Nathan C. Barnett hide the state seal in 1868? A) Barnett did not like the original design of the seal. He did not want Southerners to be sad about the

4x² - 3y, when x= 1/2 and y= -5

Simplify each expression, and then arrange them in increasing order based on the coefficient of n2. -5(n3 – n2 – 1) + n(n2 – n) (n2 – 1)(n + 2) – n2(n – 3) n2(

If you awnser this question please include work

Match the term with the appropriate definitions. 1. netiquette exchange of information the person or people who will read 2. audience your message anything that

©La violence est de plus en plus présente dans le monde. Expliquer ce fenomene, dite ce qu'il le cause est remédier à ce problème. © C'est une production écrite

Select two pieces of legislation passed by the United States Congress and for each: • Describe the historical circumstances that led to the passage of the legis

can you explain how night blindness is caused

What action taken by Roosevelt is symbolized in this cartoon?

Translate thisQuel âge avais-tu