x+(x+10)+60+90=360++++++++++++++++++++++x最后等于多少?
问题描述:
x+(x+10)+60+90=360++++++++++++++++++++++x最后等于多少?
答
x+(x+10)+60+90=360x+x=360-90-60-102x=200x=100
x+(x+10)+60+90=360++++++++++++++++++++++x最后等于多少?
x+(x+10)+60+90=360x+x=360-90-60-102x=200x=100