30x^2-6x^2
2个回答
30x^2-6x^2
=(30-6)x^2
=24x^2
相关问题
(x+30)/[(2x+30)/6]=x/[(2x+30)/10]
30%x-6 等于2x
80x^2-40x/30x^2-6x^3
先阅读,再填空解题:(x+5)(x+6)=x2+11x+30; (x-5)(x-6)=x2-11x+30;(x-5)(x
①18-6x+30+2x=4
(3.6+x)*60%=7.2 x+30%x=90%x+30 45%+(9.6-x)=5.7
解方程:(1/6)^2+(x-1/30)^2=x^2
2x+18=30和6x-2x=20的解( )
30+(-x)²+6x(x+2)>-x(2x+3)+(-3x)² 解不等式
解方程:8x -4.5÷0.2=16 3(x+30)=6x+30 3-(5-2x)=x+2