(1.8-1.8x\1.2)-(1.3-1.3x\2)-(5x-0.4\0.3)=0
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(1.8-1.8x\1.2)-(1.3-1.3x\2)-(5x-0.4\0.3)=0
(1.8-1.8x\1.2)-(1.3-1.3x\2)-(5x-0.4\0.3)=0
(1.8-3x\2)-(1.3-1.3x\2)-(5x-4\3)=0
1.8-3x\2-1.3+1.3x\2-5x+4\3=0
-3x\2+1.3x\2-10x/2+1.8-1.3+4/3=0
-11.7x/2+11/6=0
117x/20=11/6
x=(11/6)*(20/117)
x=110/351
再问: sorry问错了 (1.8-1.8x\1.2)-(1.3-3x\2)-(5x-0.4\0.3)=0
再答: (1.8-1.8x\1.2)-(1.3-3x\2)-(5x-0.4\0.3)=0 (1.8-3x\2)-(1.3-3x\2)-(5x-4\3)=0 1.8-3x\2-1.3+3x\2-5x+4\3=0 0.5-5x+4/3=0 5x=0.5+4/3=1/2+4/3=11/6 x=(11/6)/5 x=11/30 不懂可追问,帮到你的话请采纳,谢谢
(1.8-3x\2)-(1.3-1.3x\2)-(5x-4\3)=0
1.8-3x\2-1.3+1.3x\2-5x+4\3=0
-3x\2+1.3x\2-10x/2+1.8-1.3+4/3=0
-11.7x/2+11/6=0
117x/20=11/6
x=(11/6)*(20/117)
x=110/351
再问: sorry问错了 (1.8-1.8x\1.2)-(1.3-3x\2)-(5x-0.4\0.3)=0
再答: (1.8-1.8x\1.2)-(1.3-3x\2)-(5x-0.4\0.3)=0 (1.8-3x\2)-(1.3-3x\2)-(5x-4\3)=0 1.8-3x\2-1.3+3x\2-5x+4\3=0 0.5-5x+4/3=0 5x=0.5+4/3=1/2+4/3=11/6 x=(11/6)/5 x=11/30 不懂可追问,帮到你的话请采纳,谢谢
1.8-8x/1.2-1.3-3x/2-5x-0.4/0.3=0
(1.8-8x)/1.2-(1.3-3x)/2-(5x-0.4)/0.3=0
1.8-8x/1.2-1.3-3x/2=5x-0.4/0.3如何计算结果X=11/5?
解方程1.8-8x/1.2-1.3-3x/2-5x-0.4/0.3
1.8-8x/1.2-1.3-3x/2=5x-0.4/0.3的方程怎么解?
1.8—8x/1.2—1.3—3x=5x—0.4/0.3是解方程
解方程:(1.2分之1.8-8x)-(2分之1.3-3x)=(0.3分之5x-4)带过程
因式分解 方程①10x²-21xy+2y²②5x-0.4/0.3+1.3-3x/2=1.8-8x/1
160乘25%-1.3x=17.9 x/5-x/6=0.4 3(x+2)=40+11 0.3/0.5=x+1/2x-1
(0.3+x)*2=8 7+5x=42 1.3x-x=18.6
1.3x的平方+5(2x+1) 2.x的平方-2x-15=0 3.7x(5x+2)=6(5x+2)
解不等式、(1.8-8x)/12-(5x-0.4)/3≤(1.3-3x)/2