Rozwiąż zadanie.
1)7x-5=12x+4
2) 2-6x=2x+4
3)4x-5=12x-3¹/²
1) 7x-5=12x+4
-5x=9
x=-9/5 (ułamek)
x=-1,8
-8x=2
-x=2/8
x=-2/8
x=-¼
3) 4x-5=12x-3½
-8x=1,5
-x=3/2·1/8
x=3/16
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1) 7x-5=12x+4
-5x=9
x=-9/5 (ułamek)
x=-1,8
2) 2-6x=2x+4
-8x=2
-x=2/8
x=-2/8
x=-¼
3) 4x-5=12x-3½
-8x=1,5
-x=3/2·1/8
x=3/16