0.6x+9/5=7x
7x-3/5x=9/5
32/5x=9/5
x=9/5÷32/5
x=9/32
猜你喜欢
- 1人的体细胞有23对同源染色体,减数第一次分裂的初级精母细胞中有四分体( ) A.46个 B.23个 C.92个 D.184个
- 2She works in a bank.对in a bank提问
- 3有大小两只圆柱形杯子,它们的高都是20cm.若小杯子装满水,大杯子里没有水,把小杯子中的水倒入大杯子,
- 4简便运算2011²-2010×2012=
- 5“你曾经在哪些诗句中读到过知己?”
- 6核舟记为什么要按船舱—船头—船尾写
- 7on a camel ride 等于ride camel once
- 8设随机变量X 的概率密度为f(x)=(1/π^2)e^(-x^2+2x-1),求E(x)
- 9已知函数f(x)=sinwx,若y=f(x)的图像过点(2π/3,0),且在区间(0,π/3)上是增函数,求w的值
- 10I love Chinese food or what they call Chinese food here in the states,We that is the kids and I used to go to the Chines