2/3x-1=1/2x+3 5(x-5)+2(x-12)=0 4x=3=2(x-1)+1 y+1/2=2-y/8=12/7(3x+7)=2-3/2x 2x+5/6-3x-2/8=1 x取何值时,代数式4x-5与3x-6的值互为相反数?k取何值时,代数式k+1/3的值比3k+1/2的值小1?要全说完,我看了后,可以就的分 4x+
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/24 18:33:27
![2/3x-1=1/2x+3 5(x-5)+2(x-12)=0 4x=3=2(x-1)+1 y+1/2=2-y/8=12/7(3x+7)=2-3/2x 2x+5/6-3x-2/8=1 x取何值时,代数式4x-5与3x-6的值互为相反数?k取何值时,代数式k+1/3的值比3k+1/2的值小1?要全说完,我看了后,可以就的分 4x+](/uploads/image/z/598201-25-1.jpg?t=2%2F3x-1%3D1%2F2x%2B3+5%28x-5%29%2B2%28x-12%29%3D0+4x%3D3%3D2%28x-1%29%2B1+y%2B1%2F2%3D2-y%2F8%3D12%2F7%283x%2B7%29%3D2-3%2F2x+2x%2B5%2F6-3x-2%2F8%3D1+x%E5%8F%96%E4%BD%95%E5%80%BC%E6%97%B6%2C%E4%BB%A3%E6%95%B0%E5%BC%8F4x-5%E4%B8%8E3x-6%E7%9A%84%E5%80%BC%E4%BA%92%E4%B8%BA%E7%9B%B8%E5%8F%8D%E6%95%B0%3Fk%E5%8F%96%E4%BD%95%E5%80%BC%E6%97%B6%2C%E4%BB%A3%E6%95%B0%E5%BC%8Fk%2B1%2F3%E7%9A%84%E5%80%BC%E6%AF%943k%2B1%2F2%E7%9A%84%E5%80%BC%E5%B0%8F1%3F%E8%A6%81%E5%85%A8%E8%AF%B4%E5%AE%8C%EF%BC%8C%E6%88%91%E7%9C%8B%E4%BA%86%E5%90%8E%EF%BC%8C%E5%8F%AF%E4%BB%A5%E5%B0%B1%E7%9A%84%E5%88%86+4x%2B)
2/3x-1=1/2x+3 5(x-5)+2(x-12)=0 4x=3=2(x-1)+1 y+1/2=2-y/8=12/7(3x+7)=2-3/2x 2x+5/6-3x-2/8=1 x取何值时,代数式4x-5与3x-6的值互为相反数?k取何值时,代数式k+1/3的值比3k+1/2的值小1?要全说完,我看了后,可以就的分 4x+
2/3x-1=1/2x+3 5(x-5)+2(x-12)=0 4x=3=2(x-1)+1 y+1/2=2-y/8=1
2/7(3x+7)=2-3/2x 2x+5/6-3x-2/8=1
x取何值时,代数式4x-5与3x-6的值互为相反数?
k取何值时,代数式k+1/3的值比3k+1/2的值小1?
要全说完,我看了后,可以就的分 4x+3=2(x-1)+1
2/3x-1=1/2x+3 5(x-5)+2(x-12)=0 4x=3=2(x-1)+1 y+1/2=2-y/8=12/7(3x+7)=2-3/2x 2x+5/6-3x-2/8=1 x取何值时,代数式4x-5与3x-6的值互为相反数?k取何值时,代数式k+1/3的值比3k+1/2的值小1?要全说完,我看了后,可以就的分 4x+
2/3x-1=1/2x+3 2/3x-1/2x=3+1 1/6x=4 x=24
5(x-5)+2(x-12)=0 5x-25+2x-24=0 7x-49=0 x=7
4x=3=2(x-1)+1
y+1/2=2-y/8=1
2/7(3x+7)=2-3/2x 6/7x+2=2-3/2x 6/7x+3/2x=2+2 x=56/33
2x+5/6-3x-2/8=1 -x=1-5/6+2/8 x=5/12
x取何值时,代数式4x-5与3x-6的值互为相反数?
4x-5=-(3x-6) 4x+3x=6+5 x=11/7
k取何值时,代数式k+1/3的值比3k+1/2的值小1?
3k+1/2-(k+1/3)=1 k=5/12
1.4x-5+3x-6=0 ,x=11/7
2.k+1/3-3k-1/2=1,k=-7/12