40*14/x=10
1x+2x+3x+4x+5x+6x+7x+8x+9x+10x+11x+12x+13x+14x+15x=550
5X+10(40-X)=360
x-1=3x+3 x-3=12-4x 6x-14=5x-10 x+1=2-4x
解方程3x-10/x-3 +4x-5/x-1=6x-17/2x-5 +8x-14/2x-3
3x-10/x-3 +4x-5/x-1=6x-17/2x-5 +8x-14/2x-3
解方程:4x-2(10-x)-10=5(14-x)-3[10-(14-x)]
14x-(8x+16)=2x+2×(x+10)解方程
(4/x)+10/(x+24)=14/(x+8),求x
(23x+30)=(17x+30)=(14x+30)=(13x+30)=(10x+30)=(8x+30)=(7x+30)
X+30%X=52 X-10%x=27 20%x=24=40 2x-50%x=30
求几道解方程数学题60%x+25=40 x+30%x=52 19-120%x=7 x-10%x=18 (1-25%)x=
解方程 40%x+2=12 x+25%x=10 x-30%x=1.4 15x-60=240 x+1