1)Resolva as equações. a)5x-2.(x-7)-6=17. b)8x+4-5.(3-2x)=25. c)(3x-1).4-2.(4x+6)=4. d)-(8x-1)+6.(3x-10)=31. e)2.(x+5)=22. f)3.(2x-7)+2x-11=16.
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a) 5x -2.(x-7)-6= 17
5x -2x +14 -6= 17
5x-2x= 17-14+6
3x= 9
x= 9/3
x= 3
b) 8x+4-5.(3-2x)=25
8x +4 -15 +10x= 25
18x= 25-4+15
18x=36
x= 36/18 x=2
5x -2x +14 -6= 17
5x-2x= 17-14+6
3x= 9
x= 9/3
x= 3
b) 8x+4-5.(3-2x)=25
8x +4 -15 +10x= 25
18x= 25-4+15
18x=36
x= 36/18 x=2
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