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数学
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4-X/6 = 1-3X/25 - X-4/16
人气:219 ℃ 时间:2020-05-19 03:16:51
解答
4-X/6 = 1-3X/25 - X-4/16 两边乘1200
200(4-x)=48(1-3x)-75(x-4)
800-200x=48-144x-75x+300
144x+75x-200x=48+300-800
19x=-452
x=-452/19为啥是乘以12006 25 16 的公倍数
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6/4-X=(25/1-3x)-(16/x-4)
16×3+0.2x=50 (x-10)÷4=20 3x+7×1.2=10.8 (x-2.4)÷8=1.25 4×(x-3)=9.6
3x-3分之2(x+3)=16-2分之x+2-6分之x-2
解方程 13x-8+(10-3x)=34 1.8+6-(1.5+0.4x)=8.7 55%x-(0.25+0.6)=1.6 3x+50%(30-x)=35 3(x+2)-2(x-3)=16
2y^2=5 3x^2=6 9a^2=16 2x^2-25=0 x^2+8x+16=3 x^2-2x+1=4
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