Questions on Algebra: Systems of equations that are not linear answered by real tutors!

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Algebra: Systems of equations that are not linear

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Question 233056: 856 + 4 (x + 15)
Click here to see answer by rjd41(9)

Question 233290: hey can someone plz help me
solve this system of equations

3y-12=-4x
thank you
Click here to see answer by Alan3354(6097)

Question 233257: solve this system of equations by substitution
2x+y=10
x=y+2
Click here to see answer by unlockmath(121)

Question 233407: hey can someone plz help me
solve this system of equations

3y-12=-4x
thank you
Click here to see answer by Edwin McCravy(2922)

Question 233629: IN A PEN OF GOATS AND CHICKENS, THERE ARE 40 HEADS AND 130 FEET. HOW MANY GOATS AND CHICKENS ARE IN THE PEN??

Click here to see answer by nerdybill(2448)

Question 234787: I see i can submit up to 4 problems so here is my 2nd one:
Solve for T
w=a^2/T
Click here to see answer by Alan3354(6097)

Question 234921: your local cable company offers two plans:basic service with one movie channel for $35 per month or basic service with two movies channels for $45 per month. what is the charge for the basic service and the charge for each movie channel?
Click here to see answer by JenniferTutors(46)

Question 235149: The booster club bought 29 tickets to a baseball game. some of the tickets cost 21 each and the others cost 27 each. the total cost was 675. how many os each kind of tickets did they buy?
Click here to see answer by Stitch(43)

Question 235178: A taco and a milk cost 2.10. 2 tacos and 3 mils cost 5.15. whats is the cost of one taco? what does one milk cost?
Click here to see answer by josmiceli(3013)

Question 235480: A man did a job for $360. It took him 6 hours longer than he expected and therefore he earned $2 per hour less than he anticipated. How long did he expect that it would take to do the job?
Click here to see answer by stanbon(26297)

Question 235712: After a sale, a store had taken in $105 more on its $ 59.50 dresses than on its $39.50 dresses. The total sales were $2870. How many dresses were sold at each price? write a system and solve it.
Click here to see answer by MathPro(14)

Question 235477: Solve for a and b
0=a^2 - b^2
1=2ab
Click here to see answer by MathPro(14)

Question 234789: Help please.
a^-2b^2
---------
ac
--------
ab
--------
b^-2c^3
This is how it is set up on my homework sheet. I think he means to divide but I am not sure.
Click here to see answer by Alan3354(6097)

Question 234790: (x^3+7x^2+7x-15)/(x+3)
I have tried to divide this but I get confused, could you please help or at least show me the steps and then I should be able to do the other 3 problems I have. Thank you everyone for all of your help.
Click here to see answer by Alan3354(6097)

Question 235957: Day 1 drive 40 miles per hour and arrive one minute late.
Day 2 drive 45 miles per hour and arrive one minute early.
How far do you drive to work?
I know the answer is 12 miles, but how do you set up the problem?
Click here to see answer by solver91311(5072)

Question 235958: A mixture of 10% acid and 90% water is added to 5 liters of pure acid. The final mixture is 40% water. How many liters of water are in the final mixture?
Click here to see answer by josmiceli(3013)

Question 236144: How do I set this problem up to solve and check?
A company produces 2 model bikes; Model A and Model B. Model A takes 2 hours to assemble, where Model B takes 3 hours to assemble. Model A cost $25.00 to make per bike, where model B takes $30.00 to make per bike. If the company has a total of 34 hours and $350.00 per day for these two models, how many of each models can be made in a day?
Click here to see answer by Theo(675)

Question 236173: Simplify and reduce to lowest terms.
1/pit-5-3/pit+5=
would the answer be 2? would you not cancel out the bottom figures t-5 and t+5?

Click here to see answer by Alan3354(6097)

Question 236153: Second word problem:
The greenhouse floor has a diagonal = to 28 feet. The sides are square, what is the length of on side.
Thank you for all of your help.
T.
Click here to see answer by rfer(2688)

Question 236169: Simplify and reduce:
(2pi3-1)(3pi3+4)=
Would I multiply first and then reduce??
Click here to see answer by checkley77(7072)

Question 236233: I'll try writing this again.
1/ pi(T-5)- 3/ pi(T+5)=
Again I think the lower figures cancel each other out, (T-5) and (T+5)?
Click here to see answer by jsmallt9(594)

Question 236361: eddies age is 4 times marco's.in 10 years eddie will be twice as ikd as marco will be.how old is each now.thanks alot for your time and help
Click here to see answer by JimboP1977(76)

Question 236551: In 6 years Tyrone's age will be 3 times what his daughter' s age was 6 years ago.
Click here to see answer by stanbon(26297)

Question 237875: Solve the system of equations:
2x-3y+2z=-1
x+2y=14
x-3z=-5
Click here to see answer by Alan3354(6097)

Question 238723: 2x+3=5y
2x+y=7
Click here to see answer by checkley77(7072)

Question 238760: I am a parent trying to help solve 7th grade question-- haha- here it is,
9+6/x*6=21
I believe the answer is 3, but what is the formula used?- thanks
Click here to see answer by Alan3354(6097)

Question 238758: solve the system of equations by the addtion method 3x-4y=7
5x+8y=19
Click here to see answer by Alan3354(6097)

Question 238757: solve the system of equations by the additon method 2x+3y=4
6x+9y=o
Click here to see answer by unlockmath(121)

Question 238816: What is X if, logx^(16)=-2
I bet it's not -8 that would be too easy. My mind is spinning, help please!!!
Click here to see answer by Alan3354(6097)

Question 238789: one number plus twice another number gives a sum of 44. The difference of these two numbers equals -1. What are the two numbers
Click here to see answer by Alan3354(6097)

Question 239145: Slove the system of equations by the addition method
Find x & y
-3x = -5y-12
6x+3y = -15
Click here to see answer by checkley77(7072)

Question 239616: 9 - 3a = -6 + 2a
Click here to see answer by checkley77(7072)

Question 239616: 9 - 3a = -6 + 2a
Click here to see answer by rfer(2688)

Question 239833: solve each system of equatioins by using substitution
m+n=20
m-n=-4
work: m+n=20
-n -n
----------
20-n
m-n=-4
20-n-n=-4
(20-n)=-4
-4n-80
~ thats all i could come up with....
Click here to see answer by checkley77(7072)

Question 240941: solve
y=x+3
y=2x+4
Click here to see answer by edjones(3298)

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