A) - 3(2x +5)-4(-6+10)=-6x-15+24-40=6x-31
B)8x-20/2-14x-21/7=8x-10-14x-3=6x-13
C)5*4x+6/5-12*3-9/4=20x + 1,2 - 36x - 2,25= - 16x - 1,05
Powinno być dobrze, a jak nie to sorry
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A) - 3(2x +5)-4(-6+10)=-6x-15+24-40=6x-31
B)8x-20/2-14x-21/7=8x-10-14x-3=6x-13
C)5*4x+6/5-12*3-9/4=20x + 1,2 - 36x - 2,25= - 16x - 1,05
Powinno być dobrze, a jak nie to sorry