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 ( 55+ )
Otras preguntas
What is the simplest form for the fractions 12/30,12/20 and 21/35
if i have 2 apple and get 3 more then lose 2 how many do i have left
6 [ 4 × ( 72 - 63 ) ÷ 3 ]
Those rights based upon the laws of nature, which no man or government can take away are called
How does endosymbiosis play A role in evolution of prokaryotes and eukaryotes and how are mitochondria important to this evolution?
Kris and Julio played a card game.Together, they scored 36 points in one game. Kris scored 2 times as many points as Julio. How many points did Kris and Julio e
What number is 31 less than fifty two million and four
Is a owl a specialists or generalists
Solve the system of equations. 5x+9y+9z=5 4x+9y+6z=10 2x+2y+5z=9 Answer choices: a. x=116, y=8,z=-21 b. x=82, y=-10, z=9 c. x=-116, y=28,z=37 d. x=6,y=-14,z=1
Tom gathered some mushrooms. Of those he dried 2/5 , then pickled 5/9 of the remaining mushrooms, and then fried the 28 mushrooms that were left. How many m
