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

Predict if the product will be greater than, less than or equal to the second factor 4/5 x 1 2/5 = y

I need help in an instant please! I'll give brainliest (:

Find the value of [tex] log_{8}^{512} [/tex]please help friends....

Which amendment best completes this diagram? a 3rd Amendment-Right to bear arms b 1st Amendment-Right to speak without fear of punishment c 1st Amendment-Fre

During March 2019, Alaska Corporation recorded $266,000 of costs related to factory overhead. Alaska's overhead application rate is based on direct labor hours.

help me plz with the question

0.58 x 3 = 1.74 Explain how you solved the problem?? Any help

spoilage bacterial can be identified easiest by

Select the correct answer.Which inequality will have a dashed boundary line with a shaded area above its graph?A. 7x − y ≤ 3B. x − y ≤ 4C. 2x − 9y > 2D. 4x +

What is true about the slope of two equations that have no solution?