(14+3X)÷7＝(43-X)÷2

(14+3X)÷7＝(43-X)÷2 (14+3X)÷7＝(43-X)÷2 x+(x+1)+(x+2)=48x+(x-1)+(x-2)=487×（43-x）+5x+15=10×（43-x）+（x+3）×7（x-3.6）÷4=（x+4.8）÷8（x+10）×4＝（0.6x+10）×5 60+2x=185 7x+22=43 16+8x=40 4x-54=14 0.5x-1.2×5=3.8 （x+3）÷2=10.5 6x+4×6=72 5x-16.5×3=25 x+4.8x=29 12.5x-0.9x=52.2 6x+9x-12x=2.37 8x-6=70 12x+48=132 4x+8x=14.4 5.8x-1.6x=12.6 3x+2x×12=42 6（2x-6）=12.6.... （-21x^3+7x^2-14x)÷(-7x)=? [x^2+2x-8/x^3+2x^2+x]÷[(x-2/x)×(x+4/x+1)]化简[x^2+2x-8/x^3+2x^2+x]÷[(x-2/x)×(x+4/x+1)]化简 化简3x-2/(x+y)[(x+y)/3x-x-y]÷(x-y)/x （X+2/X-X-1/X-2)÷X-4/X²-4X+4其中X是不等式3X+7＞1的负整数解 *-----------------------------------------------*| 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 || (x^2-x-6)÷(x-3) 化简 [3x/(x+2)-x/(x=2)]÷x/(x^2-4)化简 [3x/(x+2)-x/(x-2)]÷x/(x^2-4 3x/(x-2)-x/(x+2)÷2x/(x-4)化简3x/（x-2）-x/(x+2)÷2x/(x²-4)化简 (x+1-1/1-x)÷(x-x²/x-1) (x-4/x-x-6+ x+2/x-3)÷x+1/x-3 填九宫格帮帮忙.x x 6 x x 7 x x 98 x x x 3 x 1 x x 9 x x 6 x 5 x 3 x x x 3 x x x x 1 8x x x 9 x 1 x x x2 1 x x x x 6 x x x 6 x 7 x 3 x x 1 x x 9 x 2 x x x 47 x x 8 x x 5 x x 解方程：8x -4.5÷0.2=16 3(x+30)=6x+30 3-(5-2x)=x+273x-(67-84x）-14=76 15-（7-5X）=2X（11-3X) X+(X+10)+(x+8)=36×3 11×（4-x)+15×（4-X）=30 x-3/7x=x÷2+20 列方程 X＋3.5＝91 3X＝57 X—3＝6 X÷8列方程X＋3.5＝91 3X＝57X—3＝6 X÷8＝1.36X＋3＝9 4X—2＝105X—39＝56 18＋5X＝218X—4×14＝0 7X÷3＝8.19 (1) （x+960）×80％＝x-832 (2) (2x-3)÷7＝59-2x (3) 75％x+40％×(14-x)＝...(1) （x+960）×80％＝x-832(2) (2x-3)÷7＝59-2x(3) 75％x+40％×(14-x)＝50％×14(4) 3/5x＝(x+10)×3/5(5) 1/2+1/6+1/12+1/20+1/30+1/42