iaagsoab iaagsoab

03-12-2020
Mathematics

contestada

Solve equations by using elimination
-4+5y= 13
X-5y=21
( , )

Respuesta :

maraki404 maraki404

03-12-2020

Answer:

y=17/5 ,x= 38

Step-by-step explanation:

-4+5y =13 add 4 both side

4-4+5y=13+4

5y=17

5y/5=17/5 y=17/5

x-5y=21

x-5(17/5)=21

x-17=21

x=21+17= 38

Answer Link

Otras preguntas

Write one or two sentences about the main idea or purpose of the article.

What is skeletal connective tissue? Give its function

which is a reason that protists are difficult to classify

What is the value of x?

Between 1920 and 1930, almost a million african american's left the south for the "promised land" up north during the

What was a major effect of the agricultural revolution in the united states during the late 1800's?

Which of the following was a territory the United States took from Spain after the Spanish–American War? A. Puerto Rico B. Hawaii C. Cuba D.

What is the distance between 407 squared and negative 68 squared

1 pts. what is one difference between primary and secondary succession? a. primary succession is rapid and secondary succession is slow. b. secondary succession

Which is a classification of emphysema? (select all that apply.) centriacinar parenchyma panacinar paraseptal bullae?