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

When analyzing a passage for suspense, which feature is important to note?

Which of his own pieces of writing does poe use to explain his philosophy of composition?

Gene testing is foolproof since it scans the building blocks of humans. true or false.

What is the appropriate tone for a cover letter? a. friendly b. authoritative c. scholarly d. professional

In 1979, the united states faced a hostage crisis in a. egypt. b. israel. c. mexico. d. iran.

A population has a great number of individuals that have the exact same traits. This population would likely have low genetic diversity high diversity growth

If an object has a mass of 50 kilograms, what would it weigh on Uranus, where the acceleration due to gravity is 10.5 meters/second2?

One percent of the atmosphere is _____ gases. variable oxygen trace primary

The vertices of a quadrilateral in the coordinate plane are known. How can the perimeter of the figure be found? Use the distance formula to find the length of

solve the system of equations using substitution. y = 4x 6 y = 2x (–3, –6) (6, 3) (3, 6) (1, 2)