
解方程(麻烦写出详细过程)
(1/8+5/12)*(-24)+12*(1/2-1/3)9x-【7x-2(4x-3)】-4xx-1/4=2x-1/3-20.2x-0.1/0.3-2=x-1/0.4...
(1/8+5/12)*(-24)+12*(1/2-1/3)
9x-【7x-2(4x-3)】-4x
x-1/4=2x-1/3-2
0.2x-0.1/0.3-2=x-1/0.4 展开
9x-【7x-2(4x-3)】-4x
x-1/4=2x-1/3-2
0.2x-0.1/0.3-2=x-1/0.4 展开
2个回答
展开全部
(1/8+5/12)*(-24)+12*(1/2-1/3)
=【1/8*(-24)+5/12*(-24)】+(12*1/2-12*1/3)
=【-3+(-10)】+(6-4)
=-13+2
=-11
9x-【7x-2(4x-3)】-4x
=9x-4x-【7x-(2*4x-2*3)】
=5x-【7x-(8x-6)】
=5x-(7x-8x+6)
=5x-(6-x)
=5x-6+x
=6x-6
x-1/4=2x-1/3-2
2+1/3-1/4=2x-x
7/4+1/3=x
x=25/12
0.2x-0.1/0.3-2=x-1/0.4
1/0.4-0.1/0.3-2=x-0.2x
2.5-1/3-2=0.8x
1/2-1/3=0.8x
1/6=0.8x
x=5/24
=【1/8*(-24)+5/12*(-24)】+(12*1/2-12*1/3)
=【-3+(-10)】+(6-4)
=-13+2
=-11
9x-【7x-2(4x-3)】-4x
=9x-4x-【7x-(2*4x-2*3)】
=5x-【7x-(8x-6)】
=5x-(7x-8x+6)
=5x-(6-x)
=5x-6+x
=6x-6
x-1/4=2x-1/3-2
2+1/3-1/4=2x-x
7/4+1/3=x
x=25/12
0.2x-0.1/0.3-2=x-1/0.4
1/0.4-0.1/0.3-2=x-0.2x
2.5-1/3-2=0.8x
1/2-1/3=0.8x
1/6=0.8x
x=5/24

2023-08-01 广告
计算过程如下:首先,计算4个数值的和:∑Xs = 0.3 + 0.2 + 0.4 + 0.1 = 1然后,计算 lg-1(∑Xs/4):lg-1(∑Xs/4) = lg-1(1/4) = -1其中,lg表示以10为底的对数,即 log10。...
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本回答由厦门鲎试剂生物科技股份有限公司提供
2010-12-19
展开全部
(1/8+5/12)*(-24)+12*(1/2-1/3)
=[1/8*(-24)+5/12*(-24)]+(12*1/2-12*1/3)
=[-3+(-10)]+(6-4)
=-13+2
=-11
9x-[7x-2(4x-3)]-4x
=9x-4x-[7x-(2*4x-2*3)]
=5x-[7x-(8x-6)]
=5x-(7x-8x+6)
=5x-(6-x)
=5x-6+x
=6x-6
x-1/4=2x-1/3-2
2+1/3-1/4=2x-x
x=25/12
0.2x-0.1/0.3-2=x-1/0.4
1/0.4-0.1/0.3-2=x-0.2x
2.5-1/3-2=0.8x
1/2-1/3=0.8x
x=5/24
=[1/8*(-24)+5/12*(-24)]+(12*1/2-12*1/3)
=[-3+(-10)]+(6-4)
=-13+2
=-11
9x-[7x-2(4x-3)]-4x
=9x-4x-[7x-(2*4x-2*3)]
=5x-[7x-(8x-6)]
=5x-(7x-8x+6)
=5x-(6-x)
=5x-6+x
=6x-6
x-1/4=2x-1/3-2
2+1/3-1/4=2x-x
x=25/12
0.2x-0.1/0.3-2=x-1/0.4
1/0.4-0.1/0.3-2=x-0.2x
2.5-1/3-2=0.8x
1/2-1/3=0.8x
x=5/24
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