(1-1/4-1/3)(x-40)+40=1/2x,解方程,帮我的出门捡钱!
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(1-1/4-1/3)(x-40)+40=1/2x,解方程,帮我的出门捡钱!(1-1/4-1/3)(x-40)+40=1/2x,解方程,帮我的出门捡钱!(1-1/4-1/3)(x-40)+40=1/2
(1-1/4-1/3)(x-40)+40=1/2x,解方程,帮我的出门捡钱!
(1-1/4-1/3)(x-40)+40=1/2x,解方程,帮我的出门捡钱!
(1-1/4-1/3)(x-40)+40=1/2x,解方程,帮我的出门捡钱!
5/12(x-40)+40=x/2
5x/12-50/3+40=x/2
x/12=70/3
x=280
解九宫格题目(X为未知数)9 X 2 X 7 X 8 X XX X 4 X X 9 X 6 X1 3 X 5 X X X X 24 X X 8 5 X X 1 XX 8 9 4 X 1 6 7 XX 1 X X 3 6 X X 88 X X X X 2 X 3 6X 5 X 6 X X 9 X XX X 7 X 4 X 2 X 1
60%x+25=40 x+30%x=52 19-120%x=7 4分之3x-5%x=17.5 x-10%x=18 (1-25%)x=36 2x+30%x=9.2
(x-1)^3(x+1)(x-2)/(x+4)
(x+2)(x-2)+16 (x-1)(x-2)+3x(x+3)-4(x+2)(x-3)(x+2)(x-2)+16 (x-1)(x-2)+3x(x+3)-4(x+2)(x-3)
x{x+1}{x-1}}x-2}{x-3}-40
(x+1)(x+2)(x+3)(x+4)+1(x+1)(x-2)(x+3)(x-4)+25
计算(x*x+4x+5)/(x+2)-(x*x+6x+10)/(x+3)+1
3/x-1=4/x 6/x+1=x+5/x(x+1)
[x(x+1)+x平方(x-1)]+(-3x)
(X-3分之x-1-x分之x-4)除以x的平方+3x分之(x+3)(x-2),其中(x-1)(x-2)=0
解方程:(1)16x-40=9x+16 (2)4x=20/3x+16 (3)2(3-x)=-4(x+5)
x+3×(x+1)等于27 7x-2(x-5)=40 6x+4(10-x)=46
x+3×(x+1)等于27 7x-2(x-5)=40 6x+4(10-x)=46
*-----------------------------------------------*| 6 4 X | 8 X X | X X 5 || X X X | X X X | X 7 8 || X X X | X X X | X X X ||---------------+---------------+--------------- || X X X | X X X | 5 1 X || X X X | X 6 X | X X X || 8 X X | 3 5 X | 2 X X ||
(1)(2x/x-1)-(x-1/x)=1 (2)(x^2-4x/x^2-1)+1=2x/x+1 (3)(x+4/x^2+2x)-(1/x+2)=(2/x)+1
(1)(2x/x-1)-(x-1/x)=1 (2)(x^2-4x/x^2-1)+1=2x/x+1 (3)(x+4/x^2+2x)-(1/x+2)=(2/x)+1
) 1.(x+2)*3=(X-1)*4 2.2x=(50-x)+40 3.30x=(9-x)*24
1/4x+5+1/2【x-(1/4x+5)】-5+40=x