(17)-18+(-7)-(-32);
=17-18-7+32
=-8+32
=24
\-2\+2*(-3)+16/(-2);
=2-6-8
=-12
2x+1/3-1=5x-1/6
3x=-2/3+1/6
3x=-4/6
x=-2/9
(17)-18+(-7)-(-32);\-2\+2*(-3)+16/(-2);2x+1/3-1=5x-1/6
(17)-18+(-7)-(-32);\-2\+2*(-3)+16/(-2);2x+1/3-1=5x-1/6
数学人气:656 ℃时间:2020-04-23 09:15:53
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