(1)1.5X-2.4=2.4 (2)0..4(X/5+4)=1.8
4个回答
1.5X-2.4=2.4
1.5x=4.8
x=3.2
0..4(X/5+4)=1.8
0.08x+1.6=1.8
0.08x=0.2
x=2.5
相关问题
(1)4x-1.2=10.8-4x (2)1.2x+8.5=5x-1 (3)1.8-2.4x=8x-0.72速喥
2x+1/6-4x-1/8=1 x-1/0.5-x+2/0.3=2 3/4[3/4(12x+1/4)-8]=3/2x+1
(2010•资阳模拟) 8.25=0.4:x [1/2]:[1/5]=x:4 [4.2/x]=[2/5] [14.4/0
①(-5/8)×(-4)⒉-0.25*(-5)*(-4)⒊ ②3x⒉+4x⒉-2x-2(x+2x-1)-x+1其中x=-
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4X-1.8=4.8.2.5X-2.5=7.5.5X-1.8=4.3X+1.5=6.求X
解方程(x2-x+1)5-x5+4x2-8x+4=0
解方程(x^2 - x + 1)^5 - x^5 + 4x^2 - 8x + 4 = 0