November 2018 1 18 Report

Rozwiąż równania:

a) 3-x+2x+6
b) -2(x-1)=12
c) 4(x+2)=2(x-1)
d) 2,1-0,3x=0,4x
e) 3(x+3)=2(x+4)+x+1,
f) 3/5y+2/5+=4,
g) 2/5(3-x)=-2,
h) x/2+1=5/6+x/3,
i) 4x+7/2-5x-1/6=x+5
j) (1/2x-1)-(1/4x-3)=(2x-1i 1/2)-(3/4x-1/3)

np. 1/2 to ułamek


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