(1)10y+7=22y-5-3y

wlll2d2022-10-04 11:39:541条回答

(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

已提交，审核后显示！提交回复

chenjzh 共回答了16个问题 | 采纳率87.5%: (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; 1年前

10y+7=22y-11-3y 再疯一次1年前1: frantc 共回答了23个问题 | 采纳率91.3%

10y+7=22y-11-3y
10y+7=19y-11
19y-10y=7+11
9y=18
y=2

1年前查看全部

10y+7=22y-5-3y 10y+7=22y-5-3y 甜-味1年前0: 共回答了个问题 | 采纳率

查看全部

(1)10y+7=22y-5-3y

共1条回复

相关推荐

大家在问