November 2018 1 48 Report

Hej pomóżcie ! 1.Zapisz w jak najprostszej postaci wyrażenia: a)-4y-(-7y-3z+1)= b)6ab-(5a-4b+6ab)= c)-3xy-(-2x+5y-3xy)= d)(4z-3)-(5z+2yz-4)+2yz= e)4x+(-3x+2)-2x+1= f)3+(2x-1)+(4-x)= g)(2a-b)+(3a-2b) h)4xy+(3-4xy)= i)24a+b-(4a+2b)= j)(2ab-3)-(2+2ab)= k)-5b-2a+(3a-2b)= l)-(3+2ab)-4ab= m)(0.2a-3b)-(-0.8+3b)= n)1/4x-(0.2-1 i 1/4x)= o)4 i 2/3a-(3/4a+1)=


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