03/11/17

Use an associative property to complete the following statement. Do no simplfy
(4 + 8) +26=
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03/10/17

Function word problem please HELP
The Celestial Bakery currently sells an average of 750 wedding cakes per month and charges an average of $200 per cake. Market research indicates that for every $5 increase in the price of a cake,... more
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03/10/17

Why does the square root of (64a^2+81b^2) not equal 8a + 9b ?
This was on my homework, and I initially thought that it DID equal that, but it does not equal that and I'm not really sure why it doesn't. I feel like I'm just missing something simple. Can anyone... more
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03/10/17

Algebra 1 Word Equation
A school sells t-shirts for $8 and sweatshirts for $12. If the total amount sold is 37 items and there is a $376 profit, how many sweatshirts and tshirts were sold?
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03/09/17

f(x)=|x+4| f(x) = -2x^2 - 3x+8
Hi, I have the problem f(x)=|x+4| f(x) = -2x2-3x+8. While I understand the basic concept on what's being solved for, I don't understand how to do so.   Could someone please explain this to... more
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03/07/17

Help stuck on this
A theater group made an appearance in two cities. The hotel charge before tax was in the second city was $500 higher than in the first. The tax in the first city was 9.5% and the tax in the second... more
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03/05/17

In a science experiment, Farah mixed a salt solution and vinegar in the ratio 3:7
In a science experiment, Farah mixed a salt solution and vinegar in the ratio 3:7   a) If she used 262.8 milliliters of salt solution and vinegar did she use?   b) If 0.56 liter of vinegar was... more
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03/04/17

25 Kilometers per hour is how fast in miles per minute?
25 Kilometers per hour is how fast in miles per minute?
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03/04/17

Miguel wants to save at least $500 for spending money on a trip. his parents told him that they will give an additional 20% of any amount he saves over $200.
what is the minimum amount, in dollars, that Miguel must save on his own in order to have at least $500 including his parents contribution?   show work please
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03/04/17

a university did a study comparing absences to grade point average, which was measured on a scale from 0 to 4.
they found that absences and grade point average had a linear relationship up until a student exceeded a 50% absence rate. students who were absent from a class 5% of the time had an average GPA of... more
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03/04/17

How far above the street is the traffic light?
A traffic light is suspended between two poles. The poles are 13 m apart and 8 m tall by 14 m of wire is used to suspend the light, approximately how far above the street is it?
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02/26/17

A metal barrel is to be manufactured out of two different types of metal, one type for the top and bottom and one for the curved side.
A metal barrel is to be manufactured out of two different types of metal, one type for the topand bottom and one for the curved side. The metal for the curved side piece costs $2.50 persquare meter... more
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02/25/17

Average distance of these points from the mean of the data
Angela collected the data displayed below...What is the average distance of these points from the mean of the data?   -8     6.2     2.5     12     -2     -1.3     15     -2     0     7
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02/25/17

What annual simple interest rate corresponds to an investment of $100 at 8% p.a. compounded monthly for 3 years?
What annual simple interest rate corresponds to an investment of $100 at 8% p.a. compounded monthly for 3 years? The answer according to the textbook is 9.01% p.a. and i don't understand how you... more
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02/24/17

trying to help my daughter with this problem
) Let f(x) = e x – 2  + 5.                                                                                                                     Answers can be stated without additional... more
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02/24/17

why can't sun heat produce fire rather than a small spark produced in an electrical switch
when we do some kind electrical works (drilling) near highly flammable solvents we may find fire explosion. in the same case why can't sun heat produce fire rather than a small spark produced in an... more
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02/24/17

A game store sells 60 video games in the afternoon. This is 3 times as many as they sold in the morning. How many video games did they sell in the morning?
A game store sells 60 video games in the afternoon. This is 3 times as many as they sold in the morning. How many video games did they sell in the morning?
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02/23/17

What is the equation if you and your friend are having a canoe race. Your friend is half a mile in front of you and paddling 3 miles per hours. You are paddling
You and your friend are having a canoe race. Your friend is half a mile in front of you and paddling 3 miles per hours. You are paddling 3.4 per hour. If you are 8.5 miles away from the finish... more
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02/22/17

Why does adding 10% and 5% of the same number together yield a different result that adding 15% of that number?
This is a markup question. I am trying to add 10% overhead and 5% profit to a construction job and get different results and can not understand why?
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02/21/17

how do you understand factoring
Struggling a little in school and want to really do well this last semester.
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02/21/17

word problem
Imagine you have two six-sided dice – one is blue and the other is green. This time, though, the sides have different numbers on them, as follows: Blue: 0, 1, 4, 4, 4, 5 Green: 2, 2, 2, 3, 6, 6 ... more
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02/21/17

Write a model for the area of a garden as a function of its width
16 yards of fencing for a rectangular garden   Width and Length and area are for possible widths, lengths and area of the rectangular garden   1 x 7 2 X6 3 x 5 4 x 4 5 X 3 6 X 2 7 X... more
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02/21/17

Functions Unit
Write a function rule for the table of values. x     y 0     1 1     3 2     5 -3   -5
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02/20/17

How do I find x, with the steps required to do so?
I've been studying all night (and unit) for a test on logarithms tomorrow, but it doesn't make sense. I get the most basic concepts, but things like finding x as an exponent don't make sense. For... more
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02/20/17

sophie runs at 5.4 mph and angie runs at 4.9 mph. How far do they run if sophie finishes .6 hours ahead of angie?
 I do not even know how to set up the problem.  I don't think there is enough information to set it up.
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