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

use the formula d=rt to find the distance traveled by a car driving at an average speed of 50 miles per hour for four and a half hours
WILL GIVE BRAINIEST 100 POINTS!!!!!! ANY ABSURD ANSWERS WILL BE REPORTED Determine if each statement is always, or never true EXPLAIN WHY- USE POSTULATES AND
Question 1 When a female bird chooses a mate because of his brightly colored feathers, this is an example of a. random mating, which maintains equilibrium in th
Which of these is an example of weather at a place? Continental Polar Stormy Tropical
What are hazardous materials and hazardous wastes?
Which best describes Robert Owen’s political ideology and its impact on business?
Need help with questions 12-21 help!!!!
Why is 59.47 > 59.3?
Why were railroads a source of discontent for farmers? A. Railroads were not refrigerated, and many crops spoiled. B. Railroads cut through farm
I wish I (was, were) ready to go shopping at the mall.