Clueless670 Clueless670

02-12-2016
Mathematics

contestada

-6x+4y+4z=6
-5x+2y-4z=23
2x+5y-4z=25

Respuesta :

02-12-2016

-6x+4y+4z=6
-5x+2y-4z=23
----------------------
-11x+6y =29

-5x+2y-4z=23
2x+5y-4z=25
-------------------
7x + 3y = 2
3y=2-7x
6y=4-14x = 29+11x
25x = -25
x = -1

2y=2-7x
3y = 2+7 =9
y=3

-6x+4y+4z = 6
6+12+4z = 6
4z = 12
z = 3

Answer Link

Otras preguntas

by what length is is 0.5 m less than 10.05

the cards in a card catalog are filed in what manner? A: by publication B: by subject C: alphabetically D: by call number

Cheryl has some oranges. She puts the oranges into p boxes of 3 oranges each and has 2 oranges left. Find the total number of oranges Cheryl has in terms of

How does the value of the 8 in 589,310 compare to the value of the 8 in 598,301? A. It is 8 times as much B.It is 10 times as much C. It is 80 times as much

a sporting goods store offers a 40% discount on all gulf clubs. rocco spent 20% of the money in his savings account on a golf putter. he paid $48 for the putter

what's an improper fraction

two sisters, jenny and penny, play on the same basketball team. last season they scored a combined total of 458 points. jenny scored 192 of the points. write an

who the famous artist in our time

how many peanuts will each person get if 3 people share 1/5 pound of peanuts equally write and solve a division equation to represent the problem

What are 5 pros and cons of living in sparta and athens in greece?