Seudónimo Seudónimo

25-03-2015
Mathematics

contestada

Name the y value of the solution to the system of equations.
Use substitution:

-4x + y = 6

-5x - y = 21

Respuesta :

crisforp crisforp

25-03-2015

y = 4x+ 6 and y = -5x - 21 ;
4x+ 6 = -5x - 21 ;
9x = -27 ;
x = - 3 ;
y = - 6 ;

Answer Link

Otras preguntas

Dau Coronita 2 propoziții fiecare cu enunțiative,interogative,simple,dezvoltate,afirmative,negative

The longest-ruling Chinese dynasty was the A. Shang. B. Hsia. C. Ch'in. D. Chou.

recommended dose of vitamin D is 952 milligrams per day. How many grams of vitamin D will Elizabeth take during the month of May?

Which term refers to an economic situation where the small amount of money in circulation lowers prices and lessens demand for goods? a. competition b. distrib

The _________ are a pair of slender ducts through which eggs pass from the ovaries to the uterus in the female reproductive system. A) scrotums B) ovaries C) bl

Which words in the sentence are the adverb clause? When she graduates from high school, Alessandra will attend the University of South Florida. a. when she gra

The energy released in the process was originally present in

Franklin Roosevelt was born in 1882 to a wealthy family from a. Philadelphia. c. New York. b. Denver. d. Boston.

The teacher divided the work between him and I; both of us plan to get our part of the project done by Sunday. Select one: a. change "I" to "me" b. change "p

a room in the shape of a rectangular prism measures 15 feet by x feet by 12 feet. write a simplified expression for the volume in cubic feet of the room