15x+(3.2x+2)×3=6x+2
1个回答
15x+9.6x+6=6x+2
15x+9.6x-6x=2-6
18.6x=-4
x=-93分之20
相关问题
15×(3x-8)-4×(2x+3)=6×(4x-4)-4
(x^3)^5=2^15×3^15,x=?
(3x+6)(5x-15)<0得-2<×<3求过程?
解方程4x-5×6=12;8x-3x=15.6;30×(x÷4)=60;7.2×0.5-3x=1.2.
28×3+4.5x=93 2.6x+1.8=7 3x-0.86=3.61 x+16=1.4×15 4x-2×3=102
(1)120+ x=168 (2) -3x= (3)x+15%x=3.22 (4)x÷ = (5) x- = (6)x×
解方程:①[7/8]x=[5/6] ②[2/3]x-6=2 ③[2/3]×x×[1/2]=18.
2(X^2)^2×X^3-(3X^3)^3+(5X)^2×X^7
(2012•会昌县)求未知数X. 4x+0.8×6=15.2 x-[1/3]x=[5/6] x:[3/4]=2:[9/1
x^3×x^5×x+(x^3)^12+4(x^6)^2=?