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

Find the density, in g/cm3, of a metal cube with a mass of 50.3 g and an edge length (l) of 2.65 cm. The volume (V) of a cube is V=l3.

What causes the differences in physical characteristics like hair color among people?

A reaction contains two reactants, A and B. If A is doubled, there will be a greater number of effective collisions between reactants. TRUE FALSE

What is $117 in a ratio of 1:8

On the album 1989 by Taylor swift, Blank space is 12 seconds longer than shake it off. If the combined time of the two songs is 7 minutes and 30 seconds, how lo

in order for a new word to be maintained in your vocabulary, you must _______it.

1. The Incas, the Maya, and the Aztecs were Native Americans of South America and Mexico. True False 2. The technology of the astrolabe allowed sailors to navig

What distinguishes the sciences from other ways (methods) of understanding the world?

Select the items below that describe nonrenewable resources. limited last forever includes air and trees can be fossil fuels, minerals, or metals

What do the details about grendel's origins and dwelling place add to your impression of him?