01/29/14

Find the real solutions of the equation. [ 4x +3] = 9

Find the real solutions of the equation. [ 4x +3] = 9   x = ?  

Write the following as a ratio of two integers

Write the following as a ratio of two integersa) 0.222222222222b) 3.6666666

01/29/14

word problem

If a person were walking at the average speed of 2.5 mph from District 12 to District 13 and it takes a week to get there, how fast is the hovercraft traveling from District 12 to District 13,... more

01/29/14

algebraic word problems

  A 1 quarter of a class of x students play tennis on the weekend. on sixth of the class play tennis ans swim on the weekend   a. write an expression to represent the number of students tennis... more
Gcf

01/28/14

60x^3yz^2, 84y^3z^2

Finding GCF of each set of numbers

01/28/14

algebra equations

(x+6)(x-2)           6x           __________  X   _______   divide   x-2 2x (x=3)             X=6                  _____                                                                2        ... more

01/28/14

Graph the following equation by hand. Then find the x-intercept and determine where the graph is increasing and where it is decreasing

Graph the following equation by hand. Then find the x-intercept and determine where the graph is increasing and where it is decreasing.   y = [ 2x - 5]    the x - intercept of the graph is x = 

How do I know if two fractions are proportions?

Use division to determine whether the ratios form a proportion.5/7 and 30/42    Please help.

01/28/14

what is 12y?

I am supposed to evaluate a variable expression but im very confused.

01/27/14

simplify 2 over 7

simplify square root 2 over 7 square root

Answering mathematical equation questions

The price of a conference table is $419.99. The budget is $2000. I need 6 chairs. The price of one of those chairs is $199.99 If x is the price of a chair what algebraic equation can be written... more

Input the equation of the given line in standard form.

The line with m = 2/3 and passing through (1, 1).

01/27/14

find all the real zeros of the polynomial

find all the real zeros of the polynomial  P(x)=x3-2x2-9x+4 its real zeros are x1= x2= x3= with x1≤x2≤x3

any odd integer????

Prove that is x is any odd integer then ?(-1)?^x = -1

determine whether the property is true???

Determine whether the property is true for all integers, true for no integers, true for only some integers. ?(x+y)?^2 = x^2 + y^2

01/27/14

How do I solve this using substitution

-4x+3y=-24 -5x+y=-19 

01/27/14

factoring differnce of squares

n2 -12

Input the equation of the given line in Standard form.

The line including (3, 1)and (-2, 3).

01/27/14

help solve 755÷11

I need help solving this equation  

how many days does a scientist grow a culture of 3000 cells at 7 % growth per day to increase the number of cells by 630 ?

choices are a. 2 days b. 3 days c.8 days d.10 days 

01/27/14

if person a can build a shed in 4 hours and a and b can build a shed in 3 hours, how long will it take person b to build a shed by themselves

If person A can build a shed in 4 hours and A and B can build a shed in 3 hours, how long will it take person B to build a shed by themselves?

find the next three terms in the geometric sequence, 800, 200, 50, 25/2, ...

Find the next three terms in the geometric sequence. 800, 200, 50, 25/2, ...

01/26/14

2x-7y=21 -x-2y=6 solve by substitution

please help not sure how to set up. thank you

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