23-01-2018
Mathematics

contestada

Solve the system

-0.18x + y = -6.54
-2.8x - y = -2.4

Respuesta :

Аноним Аноним

23-01-2018

aDDING THE 2 EQUATIONS TO ELIMINATE Y WE HAVE

-2.98x = -8.94
x = 3

Plug x=3 into first equation:-
-0.18(3) + y = -6.54
y = -6.54 +0.54 = -6

answer x= 3 and y= -6.

Answer Link

Otras preguntas

The epidemiology of the coronavirus.how do these figures compare to other diseases

While boogie boarding, a woman did a "face plant" in the sand, scraping the skin from her face, and causing bleeding in both eyes. While her face healed, she wa

Cramer Corp. issued $20,000,000 of 5-year, 9% bonds at a market (effective) interest rate of 10%, receiving cash of $19,227,757. Interest on the bonds is payabl

Developing a marketing mix may involve all of the following activities except _____. Group of answer choices informing potential buyers about a product setting

the boy in the striped pajamas Why does the family have to move?

what’s the coordinate grid ?

What is it called when a user begins moving toward another cell and the cellular phone automatically associates with the base station of that cell during a call

7/20 divide by 2/5...……..

Which of the following are equivalent to the function y=3 cos x+2 ? Check all that apply A. y= 3sin(x-pi/2) +2 B. y= 3sin(x+ pi/2) +2 C. y= 3cos(-x) +2 D. y= -3

It is generally a good idea to gain an understanding of the "size" of units. Consider the objects listed and calculate the magnitude of their momentum in SI uni