miranda160322015 miranda160322015

03-11-2021
Mathematics

contestada

Solve the following system of equations . y = - x + 7, \qquad 4x - 5y = 10 Write your answer as an ordered pair in the form(x,y)

Respuesta :

kailemontefalco kailemontefalco

03-11-2021

Answer:

(5, 2)

Step-by-step explanation:

Lets substitute y = -x + 7 into 4x-5y=10

Then we can write 4x-5y=10 as 4x-5×(-x+7)=10,

4x-(-5x)-35=10

9x-35=10

9x=45

x=5, therefore, y= -5+7=2

Answer Link

Otras preguntas

Read the following passage:The earth is surrounded by a layer of air called the atmosphere. The atmosphere is made up of tiny particles of solid matter, like du

which best describes why a diamond ring will sometimes sparkle different colors in normal white light?

what were the main two greek city-states that were fighting during the peloponnesian war?

whats the next term of arithmetic sequence 24,16,8,0

Which of these countries agreed at the Treaty of Versailles ending World War | that they would NOT enter into pacts or arrangements with other nations? A. Austr

Students are each given a 20-gram sample of an unknown solid compound in a clear plastic bag. They are instructed to break the material into smaller parts by ge

I'LL GIVE BRANLY!!!!! How many 3-coin combinations exist if we can choose from nickels, dimes, quarters, and half-dollars? 20 4! 4 12

What is the overall purpose of queen elizabeth's address

Math is hard, pls help

What was an initial goal of the Palestinian Liberation Organization? Create a country for Palestine somewhere else in the Middle East To destroy the state of Is