6A+12A化简6X-28-2.5X+30.5化简8A-(5A+8)化简(5x+7)-(4X+0.18)
6A+12A化简6X-28-2.5X+30.5化简8A-(5A+8)化简(5x+7)-(4X+0.18)
化简 6a+13a 6x-28-2.5x+30.5 8a-(5a+8) (5x+7)-(4x+0.18)
化简 6a+13a 6x-28-2.5x+30.5 8a-(5a+8) (5x+7)-(4x+0.18)
化简 6a+13a 6x-28-2.5x+30.5 8a-(5a+8) (5x+7)-(4x+0.18)
化简6a+13a 6x-28-2.5x+30.5 8a-(5a+8) 5x+7-(4
a*b=2×a+b 计算x*2x*3x*4x*5x*6x*7x*8x*9x=3039 x=
5x-a=14 2(5x+a)=3(a-x)+12a 8:3=4x:7 2x:3=6:
6a+13a6x-28-2.5x30.58a-(5a+8)(5x+7)-(4x+0.18)
化简 6x-28-2.5x+30.5 还有也是化简 8a-(5a+8)还有啊 (5x+7)-(4x+0.18) 这些都是
化简:1.(a+2-4/2-a)÷(a/a-2) 2.3/x-6/1-x-x+5/x²-x
把6a+13a 6x-28-2.5x+30.5 8a-(5a+8) (5x+7)-(4x+0.18)这几个算试如何化简?
①3a(5a-2b) ②(x-3y) ×(-6x) ③化简x(x-1)+2x(x+1)-3x(2x-5)