90.6-97=90.2x-79的详细解法
90.6-97=90.2x-79的详细解法
90.6x-97=90.2x-79 90.6-97=90.2x-79 0.4x=18 x=45?例:7x-23=61 7x-23=61 7x=84 7x-23+23=61+23 x=12 7x=84 7x÷7=84÷7 x=12 @@#$!$#@#%^%&^*&^&$^#Y&^(*&()*(_()_{P}}:":?>:":"|//+%&^%&$&%^&$&%$&&$^#^#$&%^*%^&$^%^@$~```232453546@¥@%¥¥……¥¥¥………………&*(*)*)*&&…………………………………………………………(此处省略999999999个子) 0.4x=18 x=45?例:7x-23=61 7x-23=61 7x=84 7x-23+23=61+23 x=12 7x=84 7x÷7=84÷7 x=12 @@#$!$#@#%^%&^*&^&$^#Y&^(*&()*(_()_{P}}:":?>:":"|//+%&^%&$&%^&$&%$&&$^#^#$&%^*%^&$^%^@$~```232453546@¥@%¥¥……¥¥¥………………&*(*)*)*&&…………………………………………………………(此处省略999999999个子)