Rozwiąż.
16.
a) 45*58+(-45)*58=
b)27*60+(-26)*60=
c)15*(-5)+(-4)*15=
d) [(-50)+(-49)+(-48)]*0=
17. c) (-10):5+(-2)*(-24)-48=
e) 144:(-4)-72:(-9)=
prosze o poprawne rozwiązanie . ; ) będzie naj ! ;*
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16.
a) 45*58 + (-45)*58= 0
b)27*60 + (-26)*60= 60
c)15*(-5) + (-4)*15= (-9)*15 = -135
d) [(-50)+(-49)+(-48)]*0= 0
17.
c) (-10):5 + (-2)*(-24) -48= (-2)+48-48 = (-2)
e) 144:(-4) - 72:(-9)= (-36) - (-8) = (-36)+8=(-28)
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