zilove
zilove
02-11-2016
Mathematics
contestada
solve by substitution 3y-2x=10 and x=9-2y
Respuesta :
babygirl0328
babygirl0328
02-11-2016
3y-2(9-2y)=10
3y-18+4y=10
-y-18=10
-y=28
y=-28
3(-28)-2x=10
-84-2x=10
-2x=94
x=-47
so x is -47 and y is -28
Answer Link
VER TODAS LAS RESPUESTAS ( 48+ )
Otras preguntas
A Lewis dot structure for this atom has six electrons around the symbol. Which of the following could be the atom? a. phosphorus (P) b.xenon (Xe) c
The Caucasus Mountains are made up of two separate mountain systems. True False
discuss how wwII finally defeated the great depression?
Plz help urgent question below
Why is rapid cooling needed to form glass? I'm asking about glass that needs to be cooled rapidly, like tempered glass.
The total time of minutes passes through points (0,0) and (5,6) where the x-coordinate is the total miles traveled. What is the unit rate in minutes per mile ?
why most colonists had a positive attitude toward Britain in 1763
what is the net force if you start to pull instead of pushing?
Which choice shows the proper way to use a semicolon? The Night Sky is not very realistic; nevertheless, it is beautiful. Although The Night Sky is beauti
Which of the following will protect us from the sun's harmful rays? A. Only going outside on cloudy days B.Long-sleeved shirts and pants C.Only going outside
