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 ( 44+ )
Otras preguntas
a fast food restaurant sold 24 burgers with cheese If the ratio of burgers sold with cheese compared to without cheese was 3:2 how many burgers did they see tot
Write the number in two other forms 4.293
Why is it helpful to write numbers in different ways
To replace a number with another number that tells how many or joe much
what integer does the square root of 18 lie between
Express as a unit rate: 2400 miles in 48 hours.
A farmer builds a fence to enclose a rectangular pasture.He uses 160 feet of fence. Find the total area if the pasture is 50 feet long
There are 35 boys in sixth grade. The number of girls in the sixth grade is 42. Lonnie says that means the ratio of number of boys in the sixth grade to number
How do you write 0.17 in word form?
what is a common noun for south america
