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-3*(-1)+5
3+5=8
b)-3x+5
-3*2/3+5
-2+5=3
c) -3x+5
-3*(-3)+5
9+5=14
d) -3x+5
-3*(-1 1/2)+5
-3*(- 3/2)+5
9/2+5
4 1/2+5 = 9 1/2
b) -3 × ⅔ + 5 = - 2 + 5 = 3
c) -3 × (-3) + 5 = 9 + 5 = 14
d) -3 × 1½ + 5 = -3 × ³/₂ + 5 = -4½ + 5 = ½
;) Proszę bardzo ^^