Odpowiedź:
a) 2x+12=5x
12=5x-2x
12=3x
x=4
b) 6y=2y+8
6y-2y=8
4y=8
y=2
c) 4+4y=3y+7
4y-3y=7-4
y=3
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Odpowiedź:
a) 2x+12=5x
12=5x-2x
12=3x
x=4
b) 6y=2y+8
6y-2y=8
4y=8
y=2
c) 4+4y=3y+7
4y-3y=7-4
y=3