aminiveal aminiveal

01-12-2020
Mathematics

contestada

3х - 7y = 13
6х + y = 7
Elimination!! Pls help guys

Respuesta :

sallymiguel02 sallymiguel02

02-12-2020

Step-by-step explanation:

(3х - 7y = 13)×-2

6х + y = 7

-6х +14y = -26

6х + y = 7

15y=-19

y=-19÷15=-1.26

6x+-1.26=7

6x=7+1.26

6x=8.26

x=1.37

Answer Link

Otras preguntas

Why where southern states

A club decides to sell T-Shirts for 15$ as a fund-raiser. It cost $20 plus $9 per T-Shirt to make them. How many T-Shirts need to be made to make a profit of at

Need help please.....

Solve for x: 3/4x+5/8=4x

The 4-cell stage occurs 2 days after fertilization. how much time passes between the 4-cell stage and implantation?

The office of the federal reserve bank of new york charged with implementing federal reserve open market policy actions is known as the

Solve: 25x^5 + 10x^2 / 5x PLZ HELPPP LAST Questionnn SORRY I HAD to edit question ...It is A plus sign

Ammonia nh3 chemically reacts with oxygen gas o2 to produce nitric oxide no and water h2o . what mass of water is produced by the reaction of 8.45g of oxygen ga

HELP PLZ!!!! A courtyard in the shape of a right triangle is set in the middle of three square office buildings, with one office building along each side. Which

What did President Eisenhower do after the U.S. Supreme Court ruled on Brown v. Board of Education in 1954?