zslz
zslz
02-09-2020
Mathematics
contestada
2x – 4y = 24
x + 3y = 7
Solve by elimination
Respuesta :
movando
movando
02-09-2020
2x-4y=24
X+3y=7 (-2)
2x-4y=24
-2x-6y=-14
——————-
0 -10y=10
Y=-1
Reemplazar y en la ecuación
2x-4(-1)=24
2x+4=24
2X=20
X=10
Y=-1, X= 10
Hope this helps
Answer Link
VER TODAS LAS RESPUESTAS ( 56+ )
Otras preguntas
What is the value of q in the equation 5q-10=75
this is from “out of shadows”
Devin is a decorator who to tell his customers the cost of flooring a house. Which factor is the primary requirement for estimating the basic cost of flooring?
women tend to work in non-union _____ jobs
Select the answer that best reflects the question below Richard Nixon most likely lost the first televised presidential debate because........ A. Nixon did not
Why did many native Americans support the confedearcy
Find three consecutive odd integers whose sum is 129
What is the simplest form of x^2-1/x^2-x
Help me please, thank you! :)
after breathing at an altitude for a few days, the body normally begins producing more 2,3-dpg. what is the significance of this change? how will it change pulm
