Zapisz wyrażenia w najprostszej postaci: a) 3x+(2x-1)-5-2(4x-6)= b) -(x-4y+1)-x+(3y-4)-8y+(7x+5) c) 5(4a-5)-4(5a+4)+7(2a+1)= d) -7a+2x(3a-2b)+4bx+3a(-2x+1)= e) 3(5-x)+4(2x-5)-(-x+4)= f) 3(-y+4)-2y+1+(-3y+3)= Proszę pomóżcie miii

3x+(2x-1)-5-2(4x-6)=3x+2x-1-5-8x-12=-3x-18 -(x-4y+1)-x+(3y-4)-8y+(7x+5)=-x+4y-1-x+3y-4-8y+7x+5=6x-1y 5(4a-5)-4(5a+4)+7(2a+1)=20a-25-20a-16+14a+7=14a-34 -7a+2x(3a-2b)+4bx+3a(-2x+1)=-7a+6ax-4bx-6ax+3a=-4a-4bx 3(5-x)+4(2x-5)-(-x+4)=15-3x+8x-20+x-4=-9+6 3(-y+4)-2y+1+(-3y+3)=-3y+12-2y+1-3y+3=-8y+16

a) 3x+(2x-1)-5-2(4x-6)=3x+(2x-1)-5-8x+12=3x+2x-1-5-8x+12=-3x+6 b) -(x-4y+1)-x+(3y-4)-8y+(7x+5)=-x+4y-1-x+3y-4-8y+7x+5=5x-y c) 5(4a-5)-4(5a+4)+7(2a+1)= 20a-25-20a-16+14a+7=14a-34 d) -7a+2x(3a-2b)+4bx+3a(-2x+1)=-7a+6ax-4bx+4bx-6ax+3a=-4a e) 3(5-x)+4(2x-5)-(-x+4)=15-3x+8x-20+x-4=-9+6x f) 3(-y+4)-2y+1+(-3y+3)=-3y+12-2y+1-3y+3=-8y+16

a) 3x+(2x-1)-5-2(4x-6)=3x+2x-1-5-8x+12=-3x+6 b) -(x-4y+1)-x+(3y-4)-8y+(7x+5)=-x+4x-y-1-x+3y-4-8y+7x+5=11x-6y c) 5(4a-5)-4(5a+4)+7(2a+1)=20a-25-20a-16+14+7=-20 d) -7a+2x(3a-2b)+4bx+3a(-2x+1)=-7a+6ax-4bx+4bx-6ax+3a=-4a e) 3(5-x)+4(2x-5)-(-x+4)=15-3x+8x-20-x-4=4x-9 f) 3(-y+4)-2y+1+(-3y+3)=-3y+12-2y+1-3y+3=-8y+16