7.5-1.5÷x=5
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/16 02:35:04
7.5-1.5÷x=5
7.5-1.5÷x=5
7.5-1.5÷x=5
解方程,5%x-7.5%x=22.5 25%x-7%x=36 2.3%x+x%=6.6 x-30%x=1.4 x÷50%=10 65%x-25%x=8
X+1.5%X=7.5
0.3+0.3x=0.39 x= 2x-1.5x=7.6x x= 0.36x÷0.3=1.2 x=6(x+1.2)=18.6 x= 7x+2x = 8.1 x= (x-5)÷3=1.7 x=5(x+1.1)=15.5 x= 9x+25=70 x= 7x-4x=2.1 x=
7.5-1.5÷x=5
(x-(x/7.5+x/5))/(x/5)=10/3
1.(x-3)÷2=7.5 2.3x+x=30 3.15x+x=40 4.2.5x-6=18.5 5.3x+7=59.2
2X(x+1.5x)=5x 解方程
(x+2)(x^2+5x-10)-(x+2)^2(x-1),其中x=1.5
(x+2)(x^2+5x-10)-(x+2)^2(x-1),其中x=1.5,
解方程:3x-2=x+4 8x-7.5+1.5=42 x÷3/11=4/3÷9/22 3/5x=56 x÷4/5=8/3
x+0.3=1.8 x-1.5=4 5x=1.5 x÷1.1=3 3+x=5.4 x-6x+0.3=1.8 x-1.5=4 5x=1.5x÷1.1=33+x=5.4 x-6=7.60.2x=6 x÷5=15
5(x+1.5)= 17.5 2(x-2.6)= 8 8(x-6.2)= 41.6(x-3)÷2 = 7.5 x+2.4x = 5.1
解方程2(x-2.6)=8 5(x+1.5)=17.5 8(X-6.2)=41.6 (x-3)÷2+7.5
解方程 4x-5×6=12 8x-3x=15.630×(x÷4)=60 7.2×0.5-3x=1.2 1.5x+x=12.5 5x+21×3=2x
4(3.1-x)=2.2x,12-2x=1.5x+5,x÷2+6.25=3x(一共3题,方程与过程)
x÷0.7=3.x÷6=2.8.1.5+x=7.5.x-4.2=7.1
4a+3a-2a=?2b-b+0.5b=?10x-(7x+x)=?6x-1.5x=?8x+4x-8x=?7.5x-x+2.5=?5x-(3x-2.4x)=?
2(X-2.6)=8 5(X+1.5)=17.5 8(X-6.2)=41.62(X-2.6)=85(X+1.5)=17.58(X-6.2)=41.6(X-3)÷2=7.513.2X+9X=33.35.4X+X=12.8X-0.36X=16