ayedzughier
ayedzughier
04-04-2021
Mathematics
contestada
x+y=4
x-y=-2
who can solve it?
Respuesta :
meowmeow223334
meowmeow223334
04-04-2021
Use elimination
x + y = 4
x - y = -2
Subtract both sides
2y = 6, y = 3
Plug 3 into y to find x
x + 3 = 4
x = 1
Solution; x = 1, y = 3
Answer Link
VER TODAS LAS RESPUESTAS ( 37+ )
Otras preguntas
Does the number of foreclosures in the early 2000s support the statement that the American Economy has a free financial system?
what signs would you see to show your cardiovascular system is working
Find the missing number. Enter your answer. 40 x ? 160
The temperature fell from 0 Degrees Fahrenheit to 15 and one-half Degrees Fahrenheit below 0 in 5 and three-fourths hours. Wen tried to find the change in tempe
in quadrilateral jklm angle k is a right angle. is jklm a rectangle? HELP PLSS ASAP
...................///////////////////////
Elizabeth has half as many CDs as Jennifer. Which equation would represent the number of CDs that Jennifer has? (Let e = the number of Elizabeth's CDs and j = t
Is the expression d^4/c a polynomial
It keeps saying i have a message but when i check it dont show anything. PlEaSe HeLp
Today our flag has 50 stars and thirteen stripes. True or False; The white stars represent all states collectively, not individually. TRUE or FALSE
