kenziedanielle2019 kenziedanielle2019

09-02-2019
Mathematics

contestada

Tell wether the ordered pair (5,-3) is a solution of the system -3x+2y=-21;-x-y=-2

Respuesta :

violin1234 violin1234

09-02-2019

Answer:

(5,-3) is a solution of -x-y=-2

Step-by-step explanation:

You just plug in the numbers in the equation

x=5 y=-3

-5(5)+2(-3)=-25-6 which doesn't equal -21

-5-(-3)=-5+3=-2

Answer Link

Otras preguntas

Which of the following was notinvented between 1860 and 19002a. adding machineb. cash registerc. cotton gind typewriter

Is praise or achievement more effective?

f:R R,f(x)=x+4 cu axa Oy

According to the _____, criminal justice agencies spent approximately _____ on police, corrections, and judicial services in 2010.

Understanding why the fear of darkness may have contributed to the survival of our human ancestors is most relevant to the ________ perspective. a. behavioral b

What is the net force on an object that has a force pushing downward at 25N and a forcing pushing upward at 10N?

Isabelle has 17 chocolates. She is putting them into boxes of 3. How many boxes will she be able to fill completely?

Many health care companies are making adaptations to meet the needs of an aging population as the demand for medical services and products such as diabetes supp

What is the name of the option in most presentation applications with which you can modify slide elements? The ( answer here )option enabl

What is the square root of 8