avielleshadrick avielleshadrick

25-09-2020
Mathematics

contestada

FIRST TO ANSWER GETS BRAINLIEST!!!
Solve using Elimination
5x-4y=14
4x+7y=1

Respuesta :

25-09-2020

Answer:

y=-1

x=2

Step-by-step explanation:

5x-4y=14 multiply by 4

4x+7y=1 multiply by 5

20x-16y=56

20x+35y=5 eliminate by subtracting

-51y=51

y=-1

plug back in to get x

4x+7(-1)=1

x= 2

Answer Link

Otras preguntas

Jenny is four years older than miki. five years ago jenny was twice as old as miki. how old are they now?

Which of these countries did the United States gain because of the Spanish American war? The Philippines Cuba Hawaii Panama

In a recent stock market downturn, the value of a $500 stock is decreasing at 1.2% per month. This situation can be modeled by the equation A(t) = 500(0.988)12t

When talking to his psychiatrist, a patient with schizophrenia said, "the pain in my head is the fusion of egg and sperm, but it only takes a father to make a b

why was it difficult to negotiate a fair treaty with native people? A. All of the above. B. Native languages were hard to translate. C. Native leadership was of

When annotating a poem, each letter corresponds to a(n)

how is third-person limited point of view different from third-person omniscient point of view A) third-person limited POV limits what the reader knows to the t

You buy 1:1000 scale model of the statue of liberty during a trip to New York City.The height of the model is 9.3 centimeters.Find the actual height x(in meters

The narrator in "The Black Cat", since birth, had a fondness for: Question 5 options: Clothes Fine things Animals Alcohol

The main function of the temporal lobes is ___________. smelling planning feeling hearing