simonwilson2016 simonwilson2016

01-05-2019
Mathematics

contestada

solve using the elimination method -4x+2y=8 4x+4y=28

Respuesta :

TheStranger TheStranger

01-05-2019

Answer:

x = -1

y = 6

Step-by-step explanation:

Equation (1) : -4x + 2y = 8

Equation (2) : 4x + 4y = 28

(1) + (2):

6y = 36

y = 6

Sub y = 6 into (1):

-4x + 2(6) = 8

-4x + 12 = 8

-4x = -4

x = -1

Answer Link

Otras preguntas

If the width and height of a rectangular prism are each shrunk to one seventh of the original size but the length remains the same, what is the formula to find

If the questions are false right the correct answer 1 Tru or fals The North star is the Brightest star in the sky 2 tru or fals The actual motion off objects

Decide if the following sentences are correct or incorrect. Ella conoce Isabel.Ducharse es mas rapido que banarse.Carlos estudia bastante.Juan tiene que afeitar

In world war 1 what type of warfare did the United States engage in??

Three animals other than birds that build nests

On the Southern Plateau, the desert which covers much of Botswana is called the _____ Desert. Kalahari Gobi Mojave Sahara

Define the 2 concepts fraud and corruption and give examples of each

Using your diaphragm when you speak allows you to have better _____. a pitch b inflection c enunciation d projection

What evidence points us to the universality of myths?

In Spanish what's the word for if you are talking about a teacher and a studen