3+[-4x(-5)-(-3)x8]:(-11)-(-3)x(-2)=
4+(65-12x2)x-(5x12-4)=
2x(-15-17)+3x(-240:8+9)=
To jest na jutro, jedna dziewczyna dała mi wyniki do trzech pierwszych, ale ja musze mieć działania. POMOCY!
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3+[-4x(-5)-(-3)x8]:(-11)-(-3)x(-2)= 3+ [ 20 - (-24) ] : (-11) - 6 = 3+ 44: (-11) -6 = 3+ (-4) - 6 = 3+ (-10) = -7
4+(65-12x2)x-(5x12-4)= 4+ ( 65- 24) x (-5x-12 +4) = 4 + 41 x (60 +4)= 4+41x64=4+2624 =2628
2x(-15-17)+3x(-240:8+9)= 2x ( -32) +3x ( -34 +9) = 2x (-32) + 3x (-25 ) = 64 + (-75) = 64 - 75 = -11