October 2018 2 28 Report

Rozwiąż równania ; b)4x+5-(3x+6)=2(2+x)-4 c)4-5(3-x)=-x-(3-2x) d)x-(7+2x)=2(x-1)+1 2.a)2x-(1-4x)=2+(8x-5) b) 4-2(5-x)=x-4(x-1) c)7-(3x+4)=(x+1)-(2x+4) d)x+3-(4-x)=3x-(2x-3) 3 .a) 2x-7-[3-2x-2(1-2x)]=x-11 b)10-[2(1-x)-3(2x+5)]=2(x+5)+1 c)8-3x-2[4-(x+5)]=3(x+1)-1 d) 1-2x-3[2x-(-5+x)]=x+4 4a) 0,7x-3+1,1x=-2,1x+0,6 b)0,11x-0,08+0,4x=-0,01x+0,2 C) -0,4+2x-2,1=0,3x-0,8 d) 0,06-1+0,4x=0,27-0,04x


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