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anonymous
 4 years ago
Solve the following system of equations.
2x – 3y + z = –1,,,,
3x + 2y + 2z = –1,,,,
x – y – 3z = –4
anonymous
 4 years ago
Solve the following system of equations. 2x – 3y + z = –1,,,, 3x + 2y + 2z = –1,,,, x – y – 3z = –4

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0please help i dont know how to do this

y2o2
 4 years ago
Best ResponseYou've already chosen the best response.0add all of them, 2x3y+z = 1 + 3x+2y+2z = 1 + xy3z = 4  6x2y+0z = 6 ====>[1] (divide by 2) 3xy = 3 y = 3x+3 Substitute in any two equations and you'll get the answer

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.02x3y+z=1...................1 3x2y+2z=1..................2 x=y+3z4.........................3 sub 3 in 1,2 2(y+3z4)3y+z=1..............1 3(y+3z4)2y+2z=1.............2 2y+6z83y+z=1 then it y+ 7z =7............1 3y+9z122y+2z=1 then it y+11z=1...........2 let we take eq 2 y=111z sub this in eq 1 (111z)+7z=7..........1 1+11z+7z=7 18 z=6 z= 1/3 sub this in eq 2 y=1(11/3)=4.666 sub y and z in eq 3 x=4.666+(3/3)4 =7.666 you are welcome

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0so what is the answer

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0A.(–1, 0, 1) B.(1, 2, 1) C.(1, 1, 4) D.(–1, –1, –2)

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0x=7.6666 , y=4.666 , z=1/3
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