14-10-2016
Mathematics

contestada

Solve the system by substitution.
-x-y-z=-8
-4x+4y+5z=7
2x+2z=4

Respuesta :

AlyssandraXD AlyssandraXD

14-10-2016

1. x=−y+8−z 2.x=−7−4y−5z (everything over 4) 3.x=2−z 1.y=-x+8-z 1.z=-x+4-y 2.y=7+4x-5x (everything over 4) 2.z=7+4x-4y (everything over 5) 3.z=2-x

Answer Link

Otras preguntas

How did speciation in Darwin’s finches occur? A. Adaptive Radiation B. Convergent Evolution C. Interbreeding D. Random mating

Plucking a stringed instrument may be done with the fingers or a _____.

The correctly spelled word is. a. coolly b. provede c. superintendant d. arguement

If tan x degree= 0.3, find the value of x to the nearest tenth degree.

Which of the following statements provides the best definitions for the adjective secular?

The Department of Education reaches its goals by

How to divide 94.53/10

The government institutes a new job-training program to prepare economically disadvantaged citizens for higher-paying, technologically advanced jobs. This actio

Which of the following is a true statement about the function of a topic sentence? It is the most important sentence in a paragraph. It presents the main ide

Mood is defined as a. a general feeling. b. a speaker's style. c. an author's attitude. d. an expressed view