studentx1 studentx1
  • 02-02-2017
  • Mathematics
contestada

-7x+y=-19
-2x+3y=-19

Respuesta :

httplyiah
httplyiah httplyiah
  • 02-02-2017
-7-2=-9
y+3y=4y

-9x+4y=-19
Answer Link
Melodyzz
Melodyzz Melodyzz
  • 02-02-2017
y=7x-19

-2x+3(7x-19)=-19
-2x+21x-57=-19
19x-57=-19
19x=38
x=2

-7(2) + y = -19
-14 + y = -19
y=-5
Answer Link

Otras preguntas

Why can hiring people through the attraction-selection-attrition (ASA) framework be disadvantageous?
Conflicts arise between parents and adolescents because: Multiple Choice 1. few parents anticipate how strongly their adolescent will push for autonomy and resp
This study of limitations, cannot respond to other functions within a living organism or whole body system. this type of research is?
What is the mean 3, 3, 4, 5, 6, 6, 7, 7, 7, 8, 8
is aluminum a liquid at 1,000 kelvin and why
in the odyssey which of these inferences about odysseus' arrival home is best supported by the poem?
Which information is important to obtain during the nursing assessment of a female who is taking oral contraceptives?
When people break up, they are likely to find it a _____, even for the person who wants out of the relationship.
What is 100% written as a decimal? O 0.01 O 0.1 O 1 O 10
1. Why would killing Lucy, Mina, or any other vampire have been considered a merciful act of euthanasia?