x*0.48+x=840
    x/(1000+x)=10%
    x/1000+x=10%
    x*0.4+x=840
    fact(0)
    14x^63+52x-36
    936.99963214x^5-45x^4+369.8521x^3-6x^2+968555.999x-14
    a(285a+1)(0.25a+1)(0.2a+1)+30(10a+1)=0
    x*143.32/74.55+(0.2841-x)*143.32/58.44=0.6057
    （0.00005-x）*（0.00045-1.705x）²=（0.000125-x）*（0.000375-1.705x）²
    x/0.7-x/2.75=70
    2√3=3x+√x²+4
    1/√3＝(x+√x²-4)/2
    x÷(608－x)=18
    0.4（10+x）=0.2（8+2x）
    x∧2（1+1/（x∧2））∧（3/2）
    x∧5+4×x∧4+7×x∧3+5×x∧2+3×x+1=0
    x+(360-x)=360
    5x²+5x-16＝0
    X/6-x/8等于2

Home page << page649 page650 page651 page652 page653 ... ... page655 page656 page657 page658 page659 >> Last page 31249 pages in total