if x is fifty percent more than four,what is x=2 x=6 x=8 怎么理
if 3 more than x is 2 less than 9 ,what is the value of x
x is 2 percent more than Y,请用数学表示式表示
英语数学题求解~~if x percent of 500 is y,what is y percent of 10x?A
if 5 more than x is equal to 10,what is the value of SAT数学题,
if y is the sum of 3x and 5 more than x ,by what number does
1.If x is an integer greater than 1 and if y = x + 1/x,which
x is 7 more than y
If A=6+9x^2 and B=7+3x,the what is A in terms of
If x and y are positive integers such that x=8y+12,what is t
求简便算法If x2 - 3x + 1 = 0, what is the value of x2 + (1/x)2 ?
if x^2-81=19,what is the product of the solutions?
for x >= o f(x)= x2-x how is f defined for x < 0 if (a) f is