45-(20+12x5):5 = 45-(20+60):5 = 45-80:5 = 45-16 = 29
5x(5+5x5) = 5x(5+25) = 5x30 = 150
2x2x(72-6x7) = 2x2x(72-42) = 2x2x30 = 120
Myślę, że pomogłam ;) Pozdrawiam
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45-(20+12x5):5 = 45-(20+60):5 = 45-80:5 = 45-16 = 29
5x(5+5x5) = 5x(5+25) = 5x30 = 150
2x2x(72-6x7) = 2x2x(72-42) = 2x2x30 = 120
Myślę, że pomogłam ;) Pozdrawiam
5*(5+5*5)=5*(5+25)=5*30=150
2*2*(72-6*7)=4*(72-42)=4*30=120