Question

Sa se rezolve prin metoda reducerii urmotoarele sisteme:

a)
6x-2y= -14
7x+y= - 13

b)
2x+y= -2
3x+2y= -1

c)
4x+2y= -2
2x+3y = 9

d)
4x-3y-4= 0
-5+2y-2= 0

e)
3x+2y=1
4x+3y=3

f)
5x+4y= -4
3x+5y-8=0

g)
4x-y=3
-5x+3y=5

h)
3x-2y= -1
4x+3y= -24

Answer 1

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