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

what is the decimal 1.38 equal as a mixed number?

if Justin is 2 years older than ethan and in 9 years the sum of their ages will be 38 how old are they now? Can someone please help me with this question

Mercantilism is a. an economic theory that stressed the importance of colonies as sources for raw materials. b. an economic system in which private businesses p

Which is one reason that American colonists in new England lived and worked differently from American colonists in the south A. The contrast in the geography of

The Wade-Davis Bill passed by Congress, then vetoed by Lincoln, stipulated that _______ percent of voters in a Confederate state must take an oath of future loy

list the layers of the sun in order from the innermost to the outermost.

The area of a wall mural is 299 square feet. The height of the mural is 13 feet. What is the length of the mural?

in a class of 28 sixth graders all but one are 12 years old' Witch two data measurements are the same for the students ages? what are those measurements ? PLEA

How many stressed syllables in the word enemy?

what is the gcf of 86,129,and 215