0.5X=6.

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0.5X=6.0.5X=6.0.5X=6.0.5X=6.5X=6.5÷0.5X=13x＝6.5÷o.5x＝130.5X=6.5等式两边同除以0.50.5x÷0.5=6.5÷0.5x=13吐血同感

0.5X=6.
0.5X=6.

0.5X=6.
0.5X=6.5
X=6.5÷0.5
X=13

x＝6.5÷o.5
x＝13

0.5X=6.5等式两边同除以0.5
0.5x÷0.5=6.5÷0.5
x=13

吐血

同感

1.2x-0.5x=6. 0.5X=6. 0.5X+120+0.3X=X 4X+0.5X=13.5X x-30-0.2x=0.5x x-0.3x-0.5x=20 9x+0.5x+x= 65%X+X=6. X+0.5X=3 X-0.8X=8 求x:|x|-|x-4|=0.5x-1 x+0.5x=30 X=12.8+0.5X x-0.5x=20, 0.5X=X-9 x-0.5x=1.3 x-0.5x=21 x+x+0.5=4 x+0.5x=0.3