1.次の方程式を解きなさい。
(1)\[x+5=8\]
\[x=3\]
(2)\[x-3=-1\]
\[x=2\]
(3)\[4+x=2\]
\[x=-2\]
(4)\[5x=15\]
\[x=3\]
(5)\[-3x=6\]
\[x=-2\]
(6)\[\frac{x}{2}=-5\]
\[x=-10\]
(7)\[2x-3=-11\]
\[x=-4\]
(8)\[6x+5=29\]
\[x=4\]
(9)\[7x-4=1\]
\[x=\frac{5}{7}\]
(10)\[-3x+5=17\]
\[x=-4\]
(11)\[5x=11x+6\]
\[x=-1\]
(12)\[x=4-3x\]
\[x=1\]
(13)\[9x=10x-8\]
\[x=8\]
(14)\[-4y=-7y+2\]
\[y=\frac{2}{3}\]
(15)\[3x-4=2+x\]
\[x=3\]
(16)\[y-6=6+5y\]
\[y=-3\]
(17)\[5x-8=2x-20\]
\[x=-4\]
(18)\[3-2x=4x+9\]
\[x=-1\]
(19)\[-x+4=3x-5\]
\[x=\frac{9}{4}\]
(20)\[2y-7=-3y+8\]
\[y=3\]
(21)\[4x-2=10\]
\[x=3\]
(22)\[9=7-2x\]
\[x=-1\]
(23)\[5x-2=3x+8\]
\[x=5\]
(24)\[2x-12=6x-9\]
\[x=-\frac{3}{4}\]
(25)\[x+6=-9\]
\[x=-15\]
(26)\[6x=-18\]
\[x=-3\]
(27)\[9x-7=11\]
\[x=2\]
(28)\[-3x-8=7\]
\[x=-5\]
(29)\[6x-8=2x\]
\[x=2\]
(30)\[5x-2=3x+8\]
\[x=5\]
(31)\[7-9x=x-13\]
\[x=2\]
(32)\[4x+9=12+5x\]
\[x=-3\]
(33)\[x+5=3\]
\[x=-2\]
(34)\[-3x=2\]
\[x=-\frac{2}{3}\]
(35)\[6-9x=-3\]
\[x=1\]
(36)\[2x+4=10\]
\[x=3\]
(37)\[-3y=-5y+8\]
\[y=4\]
(38)\[5y=6y-3\]
\[y=3\]
(39)\[5x-7=2x-21\]
\[x=-\frac{14}{3}\]
(40)\[2-4x=-x+7\]
\[x=-\frac{5}{3}\]
(41)\[2x-3(x+1)=4\]
\[x=-7\]
(42)\[6-2(9-x)=4x\]
\[x=-6\]
(43)\[2=6-(5-3x)\]
\[x=\frac{1}{3}\]
(44)\[4-3(y-1)=7y-3\]
\[y=1\]
(45)\[12-3(x-4)=0\]
\[x=8\]
(46)\[2(x-2)+1=x+8\]
\[x=11\]
(47)\[-1-2(5-x)=0\]
\[x=\frac{11}{2}\]
(48)\[-4(1-x)=8-(3x-2)\]
\[x=2\]
(49)\[2(x-5)=-6(x+2)\]
\[x=-\frac{1}{4}\]
(50)\[4(x+2)-3=7\]
\[x=\frac{1}{2}\]
(51)\[2-3(x-3)=5\]
\[x=2\]
(52)\[0.5x+1.2=0.7\]
\[x=-1\]
(53)\[3.4x-0.9=0.7x\]
\[x=\frac{1}{3}\]
(54)\[0.8x+0.72=0.12x\]
\[x=-\frac{18}{17}\]
(55)\[0.2(x-4)=1.3\]
\[x=\frac{21}{2}\]
(56)\[0.8x-13=1.8x+0.4\]
\[x=-\frac{67}{5}\]
(57)\[15-0.3x=6+0.2x\]
\[x=18\]
(58)\[0.5x-13=2.7x+0.2\]
\[x=-6\]
(59)\[0.3(y-4)-2=0.4y\]
\[y=-32\]
(60)\[1.3x-0.6=3.3\]
\[x=3\]
(61)\[2.4=0.36(x+7)\]
\[x=-\frac{1}{3}\]
(62)\[2.4(x-2)=0.6x+2.4\]
\[x=4\]
(63)\[1.5x=2.3(3-2x)-0.8\]
\[x=1\]
(64)\[\frac{1}{3}x-\frac{1}{2}=\frac{3}{4}x-\frac{2}{3}\]
\[x=\frac{2}{5}\]
(65)\[\frac{x}{4}=2+\frac{x}{10}\]
\[x=\frac{40}{3}\]
(66)\[\frac{x-1}{3}-\frac{x}{5}=1\]
\[x=10\]
(67)\[\frac{2x+1}{8}-\frac{2x-5}{6}=2\]
\[x=-\frac{25}{2}\]
(68)\[\frac{x}{2}-3=\frac{3}{4}-x\]
\[x=\frac{5}{2}\]
(69)\[x-\frac{x-1}{2}=2\]
\[x=3\]
(70)\[\frac{2}{3}x+1=\frac{x}{2}-5\]
\[x=-36\]
(71)\[\frac{3x-10}{4}=\frac{5x-4}{2}\]
\[x=\frac{2}{7}\]
(72)\[\frac{x-8}{4}+2=\frac{2}{3}x\]
\[x=0\]
(73)\[\frac{x}{7}-2=\frac{x}{2}+3\]
\[x=-14\]
(74)\[\frac{2x-1}{3}=\frac{x-1}{2}\]
\[x=-1\]
(75)\[\frac{2x+3}{4}-\frac{4x-3}{6}=1\]
\[x=\frac{3}{2}\]