165 Answered Questions for the topic Variables

Variables

01/17/18

can you multiply 4x by 2y, and if so how?
Im solving a generic triangle and  have to solve this but I don't know how to?
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12/14/17

Restriction on the variables
How do I find the restriction on the variables when there are two in the equation? x-2y>6
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12/12/17

What is the x-intercept for the function
What is the x-intercept for the function -12x - y + 7z = 96? Type your answer as a point, (x,y,z),   Please help I keep getting fractions for the points! Thank you in advance.
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Variables Fractions

11/24/17

if 4/5a = b, 5/8b = c, and 17/10c = d, then what is d/a
if 4/5a = b, 5/8b = c, and 17/10c = d, then what is d/a
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Variables

11/16/17

How would the number of solutions for an equation with two variables differ from the number of solutions for an equation with only one?
Recall that variables represent changing values. In this unit, you will work with equations that contain two different variables. What types of situations might be modeled with equations containing... more
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11/09/17

when to increase income
every turn you get an amount of money, you have a goal to reach an amount of money but you can also spend the money on increasing the money you get per turn what is the formula for this problem
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Variables Algebra

10/10/17

Area of a trapezoid
A= 1/2h (b1+b2) The b1 and b2 have number is underneath the b... like an upside down exponent
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Variables Algebra 1 Ratios

09/26/17

You and two friends pay $40 for tickets. The cost was divided three ways in the ratio 1:3:6. How much did each person pay?
Please help soon.
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Variables

09/22/17

(Expression for the phrase and define the variable ) 2 more than twice a number
Its about writing an expression  
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Variables Notation

09/20/17

is there a mathematical notation (variable) which means "largest" (i.e. largest side)? if so what is it?
is there a mathematical notation (variable) which means "largest" (i.e. largest side/ largest value)? if so what is it?for example: in the equation a+b=c/2if I wanted to change it to... more
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Variables

09/20/17

generating 'n' number of variables?
I want to make an indeterminate number of variables for an equation...i.e. I want to generate 'n' number of variables 'X' where X1, X2... Xn are all different variables not dependent upon one... more
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09/16/17

How many coins did each have originally?
Natalie has some nickels, Dirk has some dimes, and Quincy has some quarters. Dirk has five more dimes than Quincy has quarters. If Natalie gives Dirk a nickel, Dirk gives Quincy a dime, and Quincy... more
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09/12/17

Is x a binomial random variable?
The employees at a General Motors assembly plant are polled as they leave work. Each is asked, “What brand of automobile are you riding home in?” The random variable to be reported is the number of... more
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Variables Physics Ap Physics

09/10/17

I'm thinking the answer is Vf or t but I'm not sure..
Rewrite    Vf = Vi+a delta t    by plugging in  2 delta d / Vi+Vf    For    Delta t.   when you do so you will get the equation in the question below:   So tell me, Vf^2=Vi^2+2ad is... more
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Variables Math Physics Ap Physics

09/10/17

Would the answer be t?
Vf^2=Vi^2+2ad is independent of what variable? (1) Vf (2) v (3) t (4) a    
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09/10/17

Would it be Vf?
d=Vi t 1/2 at^2 is independent of what variable? (1)a(2)Vi(3)Vf(4)d ** I understand that "t" is the independent variable. However, that's not what the question is asking. The question is asking... more
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09/04/17

What are the 3 variables?
Assume that you have selected 10 students enrolled at your college and have collected data for these three variables: x: number of courses enrolled y: total cost of text books and supplies for... more
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07/18/17

Need help with real world math problems?
For problems 7 – 8, use the Falling Object Model (Object is dropped not thrown) h = -16t2 + s where h = height, t = time (seconds) and s = initial height. In each problem below, remember, h = 0... more
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07/17/17

Solve each equation for the indicated variable.
(x/a)+(y/b)+(z/c)=1   for a.
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Variables

05/22/17

-5 (x+1) + 3x = 6 - (4x-3)
I need to find what x means.
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05/11/17

What is the greatest possible sum of a and b if they have a product of -48?
Two integers, a and b have a product of -48. What is the greatest possible sum of a and b?
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05/08/17

Probability of a Campsite?
A campsite is in the shape of a rectangle. The green region represents campsites with shade. The yellow represents campsites without shade. Your campsite is randomly assigned. What is the... more
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Variables

05/04/17

Identify the independent and dependent variable below. The Quinn family drove at a rate of 55 mph. 55h= expression used to determine how far traveled after
Is there a dependent variable?  
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04/03/17

I need some help with variables.
So, I m in an online coding class and I have been stumped by this challenge. Here are my starting variables:     var x = 5; var y = 11; var z = 4;   I need my output to be: x = 2 y = 6 z... more
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03/30/17

Mrs.Jennings drives about 16,000 miles per year in her work vehicle.
The vehicle manufacturer guarantees that the car will last at least 220,000 miles before needing extensive repairs.   What is an inequality that can be used to determine the number of years, y,... more
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