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2x-1,5x+1=1,75-x
2x-1,5x+x=1,75-1
1,5x=0,75
x= 0,5
b) 3x-2(1-2x)=0,5(3x+1,5)
3x-2+4x=1,5x+0,75
3x+4x-1,5x=0,75+2
5,5x=2,75
x=0,5
c). 10/3x+8=22/5x-8
10/3x-22/5x=0
x=0
Mam nadzieje, że pomogłam :)