2 (x+2)=5(2x+3)-5
3+2(x+7)=4
2(x-3)- 4(2x +5)=3(3x - 1)
2(2x+1)=3(x-3)
5x-5(x+3)=4
2x-3(x+2)=1
4(2x+3)- 2(2x+3)=2
x+3(x-1)=2x-3(x-1)
2x- 5(3x-5) +3=4(2x-5)
x+2(3x-5)=2(3x-5) - 7
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2(x+2)=5(2x+3)-5
2x+4=10x+15-5
2x+4=10x+10
-8x=6
x=-0,75
3+2(x+7)=4
3+2x+14=4
2x=4-17
2x=-13
x=-6,5
2(x-3)- 4(2x +5)=3(3x - 1)
2x-6-8x-20=9x-3
2x-8x-9x=6+20-3
-15x=23
x=-23/15
2(2x+1)=3(x-3)
4x+2=3x-9
4x-3x=-9-2
x=-11
5x-5(x+3)=4
5x-5x-15=4
nie ma rozwiazania
2x-3(x+2)=1
2x-3x-6=1
-x=7
x=-7
4(2x+3)- 2(2x+3)=2
8x+12-4x-6=2
4x=-4
x=-1
x+3(x-1)=2x-3(x-1)
x+3x-3=2x-3x+3
4x+x=3+3
5x=6
x=1,2
2x- 5(3x-5) +3=4(2x-5)
2x-15x+25+3=8x-20
-13x-8x=-20-28
-21x=-48
x=48/21
x+2(3x-5)=2(3x-5) - 7
x+6x-10=6x-10-7
x=-7
w rownaniach "/" oznacza kreske ulamkowa np 48/21 to