4,511 Answered Questions for the topic prealgebra

Prealgebra

08/23/24

Solve & discuss it!
Adama and his dad are building a tree house. They buy enough flooring material to cover the area of 36 square feet. What are all the possible dimensions of the floor?
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Prealgebra Math Algebra 1 Algebra 2

08/20/24

Integers and Square Roots
Between which two Integers is √99 ?
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Prealgebra Math Algebra 1 Algebra 2

08/20/24

Scientific Notation
The density of Oxygen is 0.001429 grams per cubic centimeter. How is this number written in Scientific Notation?
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Prealgebra Algebra 1 Algebra 2

08/20/24

Algebra Scientific Notation
There are a total of 463,100 books in the library. Write this number in Scientific Notation.
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Prealgebra

08/15/24

Solve for w in terms of A and 𝓁. A=𝓁w
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Prealgebra Math Algebra 1 Algebra 2

08/06/24

Math Help with Line Graph!!. thank you so much
So, for the y side would it be like: 3.6 (-35D), 4.2 (-25D), 4.8 (-15D), 5.4 (Mean), 6.0 (+15D), 6.6 (+25D), 7.2 (+35D). and will my mean for december be 5.4, and the sd 0.6, and the limit of... more
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Expert Answers •1
Prealgebra Math Algebra 1

07/30/24

How to Graph a Line in Slope-Intercept Form?
Slope Intercept form may be written as: y= 1/3x + 5
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Prealgebra Algebra 1

07/30/24

How do you tell if the slope is positive or negative?
I know that there are four different kinds of slope, but I get really confused between positive and negative slope. There's undefined slope, positive slope, negative slope, and undefined slope.
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Prealgebra Algebra 1 Act Math

07/25/24

When you add three consecutive odd integers together, the sum equals 117. What are the three integers?
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Expert Answers •6

05/27/24

Divisibility Rules
What are some ways that your teacher has shown divisibility rules? How do you know to divide by a certain number? So many students have learned different ways and I would love to hear yours!
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Prealgebra

05/23/24

(-4 0) dilated by a scale factor of 1/4 on a graph
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Prealgebra Math Algebra 1 Algebra 2

05/23/24

Equation of line in point-slope form given 2 points
Find the equation of the line in point-slope form given the two points (2,3) and (5,-7)
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Expert Answers •7
Prealgebra

05/22/24

need help to better understand the answers and get to it
Owners of a recreation area are filling a small pond with water. Let y represent the total amount of water in the pond (in liters). Let x represent the total number of minutes that water has been... more
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Prealgebra

05/20/24

Calculating for X or Y in a pattern
X: 3 6 9 12 15Y: 2 4 6 8 10Find the Rule for Y
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Expert Answers •5
Prealgebra Math Algebra 1 Algebra 2

05/15/24

Calculating averages of dates on Excel 97
Calculate the average of the following dates using Excel (97 in my case): 3/30/2023, 5/1/2024, 12/7/2024Answer (from Excel 97): 3/2/2024I would like to know how Excel is coming up with this answer.... more
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Prealgebra Math Algebra 1 Geometry

05/15/24

Are you able to teach other mathematics subjects?
Depending on the type of math and lessons you're seeking , I'm happy to assist with looking at your book lessons and school assignments .I have taken up to calculus courses in college and I'm more... more
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Prealgebra

05/06/24

$6550:is compound semiannually at a rate of 14% for 16 years
As of 6 tonight we are on the street
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Prealgebra

04/25/24

Write the percent as a decimal. 246% = ________
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Prealgebra

04/19/24

A bag contains 4 red marbles, 6 blue marbles and 5 green marbles. If three marbles are drawn out of the bag, what is the exact probability that all three marbles drawn will be green?
Make sure your answer is in fraction form.
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Expert Answers •2

04/17/24

Use differentiability of power series to find the sum
Use differentiability of power series to find the sum (n=1 and inf on sum sign) ∑ (x2n)/n within its radius of convergence.
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Prealgebra Math Algebra 1

04/10/24

Can someone help me with this question? It's about mean. It is due 11:59 EST.
A sample of 36 customers was taken at a computer store. Each customer was asked the price of the computer she bought. Here is a summary. Find the mean round to the nearest dollarnumber of computers... more
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Prealgebra

04/05/24

replace circle with <, >, = to make a true statement
Is 17 to the square root, <, >, or = to 4.2
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04/04/24

Determine if W1 is a basis for R3 and check the correct answer(s) below
Here is the link to the question. A video would really help https://ibb.co/wc1mrxx
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Expert Answers •1

04/01/24

PERMUTATIONS HELP: How can you arrange 9 people if Tina has to be next to Quinton OR Tatiana?
The answer is 151,200 but I am not getting that
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Expert Answers •2

04/01/24

PERMUTATIONS HELP: When drawing 7 cards from a deck, what is the probability of drawing...

a.) 3 face cards? - answer 15.03%b.) at most 5 spaces? - answer 99.95%For a, I am doing this but this isn't right:[(12P3)(40P4)] / 52P7
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