(140 180)乘x=400乘2？(450 x 180 3x)
140x=(x - 2)乘180,x等于多少?
140x=(x-2)*180 140x=180x-360180x-140x=360(180-140)x=360 40x=360 x=360/40 x=9
140乘多少是180的倍数
140乘多少是180的倍数乘9的倍数140=2x2x5x7180=2x2x3x3x5
180x+180乘2=720求解方程
180x+180乘2=720180x+360=720180x=720-360180x=360x=2
括号x+30括号乘2=400
解:2(x+30)=4002x+60=4002x=400-602x=340 x=170
140乘x除以2=840 怎么解
解:140x÷2=84070x=840 x=12
140和180的公因数有哪些
140=2x2x5x7180=2x2x3x3x5 所以公因数有2,4,5,10,20
40x加180等于400解方程?
40x+180=4004x=400−1804x=220x=55
180乘3等于450乘x,x等于多少
180乘3等于450乘x;180*3=450xx=180*3/450x=6/5x=1.2
180乘72等于多少
180x72; =180x(70+2); =12600+140; =12740
二四乘25乘140乘125的简便运算
(125乘25)乘4 =125*25*4=125*100=12500满意请采纳