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(1)10y+7=22y-5-3y(2)3.5x-5=0.5x+10-2x(3)7x-2(4-x)=x-5(x-1)(4)3/2y+6=-1/2y-4(5)1/3x-2=3/4x+3(6)(2x-1)+x+2/2=1(7)1-3x+5/4=-x+3/5(8)5x+1/4-2x-1/6=1-3-x/12(9)3(x-7)-2[9-4(2-x)](10)3/4[4/3(1/2x-1/4)-8=3/2x(11)2/3[5(2x-3/5)-5/4]=x(12)x-1/3[x-1/3(x-9)]=1/4(
题目详情
(1)10y+7=22y-5-3y
(2)3.5x-5=0.5x+10-2x
(3)7x-2(4-x)=x-5(x-1)
(4)3/2y+6=-1/2y-4
(5)1/3x-2=3/4x+3
(6)(2x-1)+x+2/2=1
(7)1-3x+5/4=-x+3/5
(8)5x+1/4-2x-1/6=1-3-x/12
(9)3(x-7)-2[9-4(2-x)]
(10)3/4[4/3(1/2x-1/4)-8=3/2x
(11)2/3[5(2x-3/5)-5/4]=x
(12)x-1/3[x-1/3(x-9)]=1/4(x-9)
(13)x+3/0.2-0.4x-1/0.5=-2.5
(14)0.1x-0.2/0.02-x+1/0.5=3
(15)0.1x/0.03-0.9-0.2x/0.7=1
(16)2x+3=5-7x
(2)3.5x-5=0.5x+10-2x
(3)7x-2(4-x)=x-5(x-1)
(4)3/2y+6=-1/2y-4
(5)1/3x-2=3/4x+3
(6)(2x-1)+x+2/2=1
(7)1-3x+5/4=-x+3/5
(8)5x+1/4-2x-1/6=1-3-x/12
(9)3(x-7)-2[9-4(2-x)]
(10)3/4[4/3(1/2x-1/4)-8=3/2x
(11)2/3[5(2x-3/5)-5/4]=x
(12)x-1/3[x-1/3(x-9)]=1/4(x-9)
(13)x+3/0.2-0.4x-1/0.5=-2.5
(14)0.1x-0.2/0.02-x+1/0.5=3
(15)0.1x/0.03-0.9-0.2x/0.7=1
(16)2x+3=5-7x
▼优质解答
答案和解析
(1)10y+7=22y-5-3y y=4/3
(2)3.5x-5=0.5x+10-2x x=3
(3)7x-2(4-x)=x-5(x-1) x=1
(4)3/2y+6=-1/2y-4 y=-5
(5)1/3x-2=3/4x+3 x=-12
(6)(2x-1)+x+2/2=1
(7)1-3x+5/4=-x+3/5
(8)5x+1/4-2x-1/6=1-3-x/12
(9)3(x-7)-2[9-4(2-x)]
(10)3/4[4/3(1/2x-1/4)-8=3/2x
(11)2/3[5(2x-3/5)-5/4]=x
(12)x-1/3[x-1/3(x-9)]=1/4(x-9)
(13)x+3/0.2-0.4x-1/0.5=-2.5
(14)0.1x-0.2/0.02-x+1/0.5=3
(15)0.1x/0.03-0.9-0.2x/0.7=1
(2)3.5x-5=0.5x+10-2x x=3
(3)7x-2(4-x)=x-5(x-1) x=1
(4)3/2y+6=-1/2y-4 y=-5
(5)1/3x-2=3/4x+3 x=-12
(6)(2x-1)+x+2/2=1
(7)1-3x+5/4=-x+3/5
(8)5x+1/4-2x-1/6=1-3-x/12
(9)3(x-7)-2[9-4(2-x)]
(10)3/4[4/3(1/2x-1/4)-8=3/2x
(11)2/3[5(2x-3/5)-5/4]=x
(12)x-1/3[x-1/3(x-9)]=1/4(x-9)
(13)x+3/0.2-0.4x-1/0.5=-2.5
(14)0.1x-0.2/0.02-x+1/0.5=3
(15)0.1x/0.03-0.9-0.2x/0.7=1
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