Odpowiedzi

2010-01-11T23:05:16+01:00
A]= 6x-24-2=6x-26
b] = 2x+2-3x+3=-x+5
c]=-3y+6+4y+8=y+14
d]=5x-5y-5-4x-8=x-5g-13
2010-01-11T23:05:22+01:00
A) 6(x-4)-2 = 6x-24-2
b) 2(x+1)-3(x-1) = 2x+2-3x-1
c) -3(y-2)+4(y+2) = -3y+6+4y+8
d) 5(x-y-1)-4(x+2) = 5x-5y-5-4x-8.
2010-01-11T23:07:39+01:00
A) 6(x-4)-2= 6x - 24 - 2 = 6x - 26
b) 2(x+1)-3(x-1)= 2x+2-3x+3 = -x+5
c) -3(y-2)+4(y+2)= -3y+6+4y+8=y+14
d) 5(x-y-1)-4(x+2)=5x-5y-5-4x-8=x-5y-13
1 1 1