Rozwiąż: 3x+4=x-7 x+3=5x+4
WAŻNE NA JUTRO :D
3x+4=x-7
2x=-11
x=-5,5
x+3=5x+4
-1=4x
x=-1/4
3x+4=x-73x-x=-7-4
2x=-11 /:2
x= -5,5
x+-5x=4-3
-4x=1 /:-4
x=-0,25
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3x+4=x-7
2x=-11
x=-5,5
x+3=5x+4
-1=4x
x=-1/4
3x+4=x-7
3x-x=-7-4
2x=-11 /:2
x= -5,5
x+3=5x+4
x+-5x=4-3
-4x=1 /:-4
x=-0,25