(4m-5)/3去括号
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(4m-5)/3去括号(4m-5)/3去括号(4m-5)/3去括号(4m-5)/3=4m/3-5/3
(4m-5)/3去括号
(4m-5)/3去括号
(4m-5)/3去括号
(4m-5)/3
=4m/3-5/3
(4m-5)/3去括号
(-4y+3)-(-5y-2)去括号去括号!
去括号:n一3(4-2m)
n-3(4-2m)怎么去括号
去括号的2m-{n+[4m-3(m+2n)+6m]-5m} m=3分之2 n=-4
a-(b-c+d)去括号 -(2x-y)+(2-z)去括号 4a-2(b-3c)去括号 -5a+1/2(4x-6)去括号 2(a-b)-3(c+d-2/5(m-n)+1/3(p-q)去括号急需!快~3三分钟内.
去括号3(-5a-4b)怎么去..
2(7m-3n)-(8m-5n)去括号再合并同类项,
先去括号,再合并同类项2(7m-3n)-(8m-5n)
去括号 2(7m-3n)-(8m-5n)
3(x-4) 去括号
(-a+3b)+(-4a+3b)去括号在合并同类项 3(m-2)+2(m+六分之七)去括号并同类项
去括号:n-3(4-2m)=
去括号填空:3m-(a-b+c)=?
-(2m-3) (去括号怎么变)
去括号:-(2m-3)-(x-y)
-(2m-3)去括号,怎么做
3m的平方-4(2mn-2n的平方)-2(7n的平方+5m的平方)先去括号,再合并同类项.