1,067 Answered Questions for the topic Algebra Help

04/18/18

An investor invested a total of $5,200 in two mutual funds.
I've been having a tough time with this one. Every time I work the equation out it is either a negative amount, or is much larger than the original invested amount. Please Help. An investor... more
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04/17/18

My son needs help....been too many years ago for me :-)
The blue class has 57 M&Ms in a jar. They put an average of 25 in each day. The white class has 165 M&Ms in their jar, but the teacher removes 13 each day for bad behavior. How long will it... more
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Algebra Help

04/16/18

i need to simplify (3x3 +4x2y2) + (3x2y2 - 7x3)
(3x3 +4x2y2) + (3x2y2 - 7x3)
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Algebra Help Algebra 1 Algebra Math Help

04/13/18

What is y= -3/5x-4 standard form using integers?
I have not learned yet how to convert slope-intercept form to standard form. Any help will be appreciated.  
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04/12/18

How many possible outcomes are there for this?
I am providing a "decision tree" for my website developer - as he builds a "calculator" on our site. If there are 3 questions, with these number of possible answers for each question - how many... more
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04/04/18

A barge travelled 17.5 miles upstream in 7 hours. The return trip took 5 hours. What is the speed of the barge in still water?
Question on Algebra EOC Practice. I have been trying to solve this for awhile, can't figure it out. Please help.
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Algebra Help

03/24/18

Find x: 2(-x-1)+6=-8x-5(x-1)-x in four step answer: Deleting paranthesis > Moving variables & numbers > add/sub > final answer
And how to go about finding the solution for this type of equation overall?
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Algebra Help

03/22/18

Determine the number of solutions of the following system of equations without graphing the system explain how you determined your answer
y=2/3x-4 2x-3y=12
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Algebra Help Algebra 1 Algebra 2 Algebra

03/20/18

A boy's coins, consisting of nickels and dimes, amount to $2.15. If the # of dimes exceeds 3 times the # of nickels by 4, find the # of each coin
I don't understand the wording of the question, and how I'm suppose to make the equation
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03/19/18

Need Help understanding and Solving a Linear Equation word Problem (3 step)
The number of prisoners under sentence of death was 3189 prisoners in 2012 and has decreased by about 38 prisoners per year since then. Let p be the number of death-row prisoners at y years since... more
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Algebra Help Algebra 1 Algebra 2 Formula

03/19/18

How would you rearrange this formula to isolate v? d=vt+1/2at^2
The 1/2 is a fraction and the ^2 is an exponent. Please help me solve this!
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03/12/18

What is the outlier of this data set?
4 24 26 30 35 38 43 48 52 54 59 64  What is the outlier or is there none. I did the problem and got none but it was incorrect please help and give the correct answer. 
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Algebra Help Algebra 2 Algebra Data

03/12/18

What is the 40th percentile? PLZ help!
 1 1 1 1 1 1 2 3 5 8 13 21 34 55 89 89 89 89 89 89  What is the 40th percentile?     I got 4 but it was incorrect please help im stuck. I really appreciate it!!!
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Algebra Help

03/06/18

Use completing the square to change the form of the function.
f(x)=x^2+2x+3
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03/02/18

What was the average speed of the southbound train?
A train leaves a station at 11am, heading north. Another train, 320 km away, leaves at the same time, heading south. The average speed of the train heading north is 20 km/hr faster than that of the... more
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Algebra Help

02/19/18

How do u solve x^2+4x+3=0
I could really use help on this algebra question 
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02/14/18

Double check my work: Use the formula for future value, A = P(1 + rt), and elementary algebra to find the missing quantity.
Please double check my work and help me understand anything I did wrong if answer incorrect. This is what I got: 1800 Use the formula for future value, A = P(1 + rt), and elementary algebra to... more
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02/04/18

College Pre Calc Help!
The equation of a line is written in standard form.(a) Solve the equation for y.(b) Write a formula f(x) for a function whose graph is the given line.     3x+y= 7   (a) y= ___ (b) f(x)=... more
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01/28/18

HELP 9th Grade Algebra ll Word Problem
QSR, Quality Service Research, Magazine studied drive-through times for fast food restaurants and Wendy's had the best time, with a mean time spent in the drive-through of 138.5 seconds. Assume... more
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Algebra Help Algebra 1 Algebra

01/18/18

the houston family kept a log of the distance they hiked throughout the day and the data is represented below.
elapsed time      1        2       4      6        8      10 distance walked  4       11     18     23      35     39   what is the average speed the family walked from the first hour to the... more
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Algebra Help Algebra 2 Algebra Equations

01/17/18

x^2 - 2x + 9 = 0...find the discriminant & determine types of solutions?
x2 - 2x + 9 = 0   A.)Find discriminant & determine types of solutions B.)Solve with with quadratic formula
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Algebra Help Math Algebra 1 Algebra 2

01/16/18

Algebra 2 - Bias
A sleep lab wants to know how many hours of sleep people are getting in the state of Maine. The lab uses census data to create proportionally sized groups of various ages, races, genders,... more
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Algebra Help Math Algebra 1 Algebra 2

01/16/18

Algebra 2 - Sample Size
Of 1000 patients currently admitted at Bey Area Hospital, 300 participate in a survey. The patients are asked whether they are, or are not, satisfied with the quality of care they receive from... more
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Algebra Help Math Algebra 1 Algebra 2

01/15/18

Probability question
Ms. Sanchez receives a shipment of 45 calculators, but 2 of them are defective. Ms. Sanchez asks a student to test the calculators.What is the probability that the first two calculators tested are... more
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Algebra Help Math Algebra 2 Probability

01/15/18

Algebra - Probability
There are 750 students in a school, and every student is enrolled in at least one class. The number of students in each class follows.A total of 600 students are taking English.A total of 500... more
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