1. Rozwiąż
b] -3 razy (-4) +7 =
c] 6 razy (-2) + 3 razy (-5) =
d] 5 + (-2) razy (-4) =
e] -4 - 3 razy (-6) =
f] 10 razy (-3) + 4 razy (-8) =
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-3x (-4)+7=12+7=19
6x (-2)+3x (-5)= -12+ (-15)= -27
5+ (-2)x (-4)= -3x (-4)= 12
-4-3x (-6)= -7x(-6)=42
10x (-3)+4x (-8)= -30+(-32)= -62