What is the answer to x plus 2 over 2 plus x plus 5 over 7 equal 4?
If: x + 2/2 + x + 5/7 = 4
Then: x = 8/7
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Restate the question: Solve for y: 2y = y+2
Subtract y from both sides: 2y-y = y-y+2 <=> y=2
Why is my TI 84 plus silver edition not letting me change the x and y list values for LinReg(ax b)?
Additional Information:
When I enter the LinReg it turns up, on the screen,
"LinReg
y=ax+b
a=[some value]
b=[some value]
r^2=[some value]
r=[some value]"
From looking at other people's calculators I'm pretty sure that there's supposed to be another screen it takes you to first, one that says something along the lines of
"Xlist:
Ylist:
FreqList:
Store RegEQ:
Calculate"
however it appears that mine just skips this step, setting Xlist as L1 and Ylist as L2.
I have looked around on my calculator for a while and haven't been able to find anything.
Stat Diagnostics is set to on.
If anyone can help me on this I would be greatly appreciative.
Where can you find answers to ks3 maths sats non calculator paper?
Mymaths.co.UK would be the best one at the moment, but I'm sure there are hundreds of other ones out there if you went back enough pages on Google search.
or jus go on Google and type "Emaths"
Placing a question mark at the end of a phrase does not make it a sensible question. Try to use a whole sentence to describe what it is that you want answered.
Can you provide a sample of 'Quod Erat Demonstrandum' used in a sentence?
Quod Erat Demonstrandum is usually abbreviated thusly: Q.E.D.
Impact energy on deformable bodies?
Placing a question mark at the end of a phrase does not make it a sensible question. Try to use a whole sentence to describe what it is that you want answered.
Change 0 Celsius to Fahrenheit please?
0°C = 32°F. Both indicate the temperature at which, under standard conditions, water freezes. Similarly, 100°C = 212°F, both indicating the temperature at which, under standard conditions, water boils. To convert n°C to Fahrenheit, n°C = [ 32 + (9/5) X n ]°F. To convert n°F to centigrade, n°F = [ (n - 32) X (5/9) ]°C.
Solve by any method-x plus y equals 1 and x plus y equals 3?
No solution. The two lines are parallel and hence never intersect hence no solution.
Where can you find info about time shares at Sandals?
You are looking for information from a hotel chain. You may not be aware of what WikiAnswers is. The people who are answering questions are sitting in their own homes (most of them anyway), logging on, and searching through the questions looking for ones that they can answer. You need to contact Sandals for this kind of specific commercial information. Or give them a call. I bet they have a toll-free number that you can find in a couple of minutes of on-line searching. I searched for Sandals and got the link to the left.
What is the range of all exponantial functions of the form y equals nx?
The range of y = nx consists of all positive real numbers, and the domain consists of all real numbers.
How do you factor x to the fourth power minus three?
its easy just maximize the four into the irregular eight that in thus giving it nine that is only in mathematical terms people
How many roots does the equation 3 x plus 7 have?
That is not an equation, since it doesn't have an equal sign.
Why it takes several seconds for the odor of ammonia to travel a few feet?
Because the NH3 molecules have to travel through the nitrogen and oxygen molecules in the atmosphere.
Why the median changes by changing the size of class intervals in frequency ditribution?
Because median is the mid of the class intervals. Therefore, it is a positional measurement. Hence, if the size of class interval increases or decreases then the middle position will also increase or decrease and thus median.