1,067 Answered Questions for the topic Algebra Help

Algebra Help Math Algebra 1 Algebra

01/20/16

When will the strains have the same number of cells?
A group of scientists studied the effect of a chemical on various strainsof bacteria. Strain A started with 12000 cells and decreased at a constant rate of4000 cells per hour after the chemical was... more
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01/12/16

A department store worker can earn $500 per month plus a 4% commission on their total sales, or $400 a month plus a commission on total sales.
Kenisha sells athletic shoes part-time at department store. She can earn either $500 per month plus a 4% commission on her total sales, or $400 a month plus a 5% commission on total sales. Write a... more
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01/11/16

Noah and Owen will have each biked miles in hours. Submit
Noah and Owen started out at their houses and are biking towards each other. Noah started out first, and has already gone 1 mile. He bikes at a constant speed of 3 miles per hour. Owen just left,... more
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Algebra Help Algebra 2 Algebra

01/05/16

Algebra 2 question, only need an answer
If x varies directly with y and inversely with z^2, and if x=8 when y=2 and z=3, find x when y=5 and z=6
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Algebra Help Algebra 2 Algebra

01/05/16

Only need a quick answer in standard form. thanks, Algebra 2 equation
Find an equation of the line passing through (3, 5) and parallel to the line x-3y=10
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Algebra Help

01/04/16

algebra question
There is a video on how to calculate the size of paper required to make any size rectangular box origami box and the formula was based on c being 29.5 ...   + b2 = c2   = 870.25 divide by 2 =... more
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Algebra Help

01/03/16

In 2009, 108 U.S. skydivers fell headfirst information from a height of 18,000 ft. How far had they fallen 11 sec after having jumped from the plane?
Hello and Happy New year,   In 2009, 108 U.S. skydivers fell headfirst information from a height of 18,000 ft. How far had they fallen 11 sec after having jumped from the plane?   Thanking you... more
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Algebra Help Algebra 2 Function

12/31/15

Function approximation
The function   g(x)=|x-2|+|x-1.5|+|x-1|+|x-0.5|+|x|+|x+0.5|+|x+1|+|x+1.5|+|x+2|   can be approximated on the interval [-3,3] by the quadratic function y=ax^2+b, where a and b are both integers.... more
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Algebra Help Math Algebra 1 Math Help

12/30/15

if 75% of a number is 60, what is the number?
math, number, percent 
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12/30/15

what is an equation of the line that passes through the point (3,-1) and has a slope of 2?
math, algebra, slope
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Algebra Help Math Algebra 1 Algebra

12/30/15

what is an equation of the line that passes through the points (3,-3) and (-3,-3) ?
algebra problem, equation
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12/29/15

Is the following equation below an inverse, direct, or neither variation?
y=5/(x-8)
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Algebra Help Math Algebra 1 Algebra

12/18/15

Find the greatest possible error for each measurement. 12.3 L
a.0.01 Lc.0.05 Lb.0.5 Ld.0.005 L
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Algebra Help Algebra 1 Algebra Math Help

12/17/15

Which of the following is an arithmetic sequence?
Which of the following is an arithmetic sequence? A.–4, –2, 0, 2, … B.–8, –4, –2, –1, …C.–4, –3, –1, 2, …D.–4, 0, –4, 0, …
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12/17/15

Which of the following is a property of inverse variation?
A.Two variables exhibit inverse variation if they have a constant ratio.B.Two variables exhibit inverse variation if their products always equal the same nonzero constant.C.Two variables exhibit... more
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12/15/15

Raphael paid $668 for a camera during a 20% off sale. What was the camera's regular price?
Show work on how it was done if you can. Thank you!
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Algebra Help

12/15/15

I need a little help understanding this problem
Admission tickets to a theater worth $.60 for adults and $.25 for children. Receipts for the day showed that 280 people attended and what $140 was collected. How many children attended that day?
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Algebra Help Volume

12/15/15

What is the volume of a cone that holds 350 cubic centimeters?
A cone that holds 350 cubic centimeters, what is the volume of the cone of the height is doubled?
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12/13/15

Linear equations?
You are saving money for a new bicycle. Your parents give you $100 to help your saving get started and you can save $20 a week.   Write a linear equation that determines your savings (y) for a... more
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Algebra Help Algebra 1 Algebra 2

12/09/15

find the slope of the line through (-2,4) and parralel to x-2y=6
be as detailed as possible. Thank you (: 
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Algebra Help

12/07/15

what does the discriminant tell you about the solutions of the function?
Calculate the discriminant of f(x)=2x^2-7x+10 
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12/07/15

Applicatons od Rational Expressions
One positive number is three larger than another positive number. If four times the reciprocal of the smaller number is added to three times the reciprocal of the larger number, the sum is 1. Find... more
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Algebra Help

12/06/15

Elena bicycles 8km/h faster than Carlos. In the same time it takes Carlos to bicycle 39km, Elena can bicycle 63km. How fast does each bicyclist travel?
Elena bicycles 8km/h faster than Carlos. In the same time it takes Carlos to bicycle 39km, Elena can bicycle 63km. How fast does each bicyclist travel?
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11/25/15

Given f o g(x)=v5x+1, what could f(x) and g(x) be?
Answers:   1. f(x)=√5, g(x)=x+1   2. f(x)=x+1, g(x)=√5   3. f(x)=√5x, g(x)=x+1   4. f(x)=x+1, g(x)=√5x
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11/25/15

identify solution set
Identify the solution set to the quadratic inequality x^2-x-12(greater than or equal to) 0.  The solution set is __.  (Type your answer in interval notation.)    need this one last question to... more
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