michellewilliam michellewilliam

19-09-2014
Mathematics

contestada

solve the systems of equations 4a+7b=5, 8a-4c=-24, 6b-4c=26, solution is _,_,_____.

Respuesta :

souravchakrabor souravchakrabor

21-09-2014

4a+7b=5

so, 11ab=5

11ab/11=5/11

that's the answer.

8a-4c=-24

so 4ac=-24

4ac/4=-24/4

ac=-6

6b-4c=26

so 2bc=26

=2bc/2=26/2

bc=13

Answer Link

Otras preguntas

Tyson is researching whether actors on prime-time television and hit movies negatively impact teenagers' body images. He is going undercover at a local high sch

Which of the following is a trace element required by most living organisms? A) nitrogen B) oxygen C) carbon D) hydrogen E) magnesium

Why was the ruling in mcchulloch v.maryland significant

Why was nationalism one of the main causes of world war 1 ?

A small publishing company is planning to publish a new book. The production costs will include one-time fixed costs (such as editing) and variable costs (such

What makes me a Canadian

Ilsa is part of a team working on a project. Vanessa’s role on the team is to update and present status reports to management. Ilsa knows that Vanessa’s reports

1 circle has four _________________?

Cox Corporation recently reported an EBITDA of $66 million and $5 million of net income. The company has $15 million interest expense and the corporate tax rate

Which of these is not a warning sign of stress? being critical of others staying worry free being unable to concentrate showing reckless behavior