February 2019 0 39 Report
Rozwiąż równania i sprawdź rozwiązania:
a)(3,2x-1,25)-(0,75-0,8x)=2
b)(1 i 1/3x+2,5)-1,5-2/3x)=3
c)0,26*(0,3x+0,44)+0,37=0,5
d) (4/5*(1 i 1/3x-1/6)+0,1)*1 i 1/7=4/7
e) 3(2x+8)-(5x+2)=0
f)8(3-2x)+5(3x+5)=9
g) -3(3x+4)+4(2x-1)=0
h)1/3( 3x-6)-2/7(7x-21)=9
i) 5,4(3x-2)-7,2(2x-3)=1,2
j) -5(5-x)-4x=18
pomocy to pilne!!!
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