30y = x^2  14x + 13 FOR X
473 results
math, breakeven point
AutoTime, a manufacturer of electronic digital timers, has a monthly fixed cost of $48,000 and a production cost of $8 for each timer manufactured. The timers sell for $14 each. My cost function is 8x+48,000 My revenue function is 14x My profit function is

Math(Please check answers)
Factor completely. If the polynomial cannot be factored say it is prime. 1) 15x^3 + 19x^2 + 6x A) (3x^2 +2)(5x+3) B) x(3x+2)(5x+3) C) x^2(3x+2)(5x+3) D) x(5x+2)(3x+3) E) Prime I chose E) Prime. 2) 2x^2  14x  6x + 42 A) 2(x+7)(x+3) B) (x+7)(2x6) C)

algebra
the area of a square garden in square feet is 49x^%214x+1. Find the dimensions of the garden in terms of x. Factor 49x2 14x + 1, it should be a perfect square.

algebra
Which equation is the standard form of −56x+14x^2=−51? 14x^2−56x+51=0 14x^2+51−56x=0 −56x+14x^2−51=0 14x^2−56x−51=0 I do believe it is A or D, is one of these correct?

math help pls pls pls
Given f(x) = 4x + 13 and g(x) = 10x − 2, solve for (f + g)(x) and select the correct answer below. (f + g)(x) = 14x + 15 (f + g)(x) = 14x + 11 (f + g)(x) = 6x + 11 (f + g)(x) = 6x + 15 is it b pls help me

MATH ALGEBRA
Which of the following coordinates are intercepts of the linear relation 2x 3y + 30 = 0 ? I. (0 , 10) II.(0 , 2/3) III.(10 , 0) IV.(15, 0) A. I only B. I and IV only C. II and III only D. II and IV only This was what I was trying to do: 2(0)3(10) + 30

Maths
find the equation of the perpendicular bisector of the line joining P(2, 4) to Q(5,1) A. 8y14x 13=0 B. 8y14x13=0 C. 8y 14x13=0 D. 8y 14x 13=0 Please I need someone to help me with this, with an explanatory workings.

algebra
can you check my answers? i have to write the slope intercept form of the equation key (a= means answer is) 1. 3x2y=12 a= 3/2x6=y 2. x+y=7 a= y=x+7 3. 13+6y=x a= y=x/6+13/6 4. 2y=24+6x a= y=3x12 5. 49xy=558 a= y=49x558 6. 3x+14y=56 a= y=3/14x4

math
which equation is equivalent to 5x2(7x+1)=14x? why? a 9x2=14x b 9xt1=14x c 9x+2=14x d 12x1=14x

Math
Maximize P = 16x + 80y subject to these constraints: 2x + 20y ≤ 430 4x + 70y ≤ 1400 8x + 30y ≤ 980 10x + 10y ≤ 1000 4x + 30y ≤ 700 x ≥ 0, y ≥ 0 Maximum value for P = ?. This value of P occurs when x = ? and y = ? If u1, u2, u3, u4, and u5

Math
P=20x+30y subject to: 2x+3y>30 2x+y

algebra
Solve 14  ln(2x)=0. solve for x ln(2x)=14 ln 1/(2x)=14 1=14(2x) 1=28+14x 29=14x 29/14=x not sure where I'm going wrong

Math Help
What is the sum or difference? A)7y^5* B)30y^5 C)30y^10 D)7y^10

MATH
explain how to put 7y14x=21 in slope intercept form. You want y=mx + b 7y14x=21 add 14x to both sides, divide both sides by 7. thanks you

algebra
How do you simplify (4x^3y^5)^2? are you using the carrots for symbolising "the power of..." or fractions? if i know what your using them for then i can help you. yes. 3^2=9 okay. then it would help to put the exponents out of the parenthesis:

Algebra
14x^2+4+3x12x^23+11x A) 2x^2+7x+1 B) 2x^2+14x+1 C) 2x^2+14x+7 D) 26x^2+7x+7 i think its a i really really need help

Algebra
Use slopes and intercepts to determine if the following system is consistent, inconsistent, or dependent. 4x  5y = 20 12x  30y = 60

algebra1
could you walkthrough the steps to solving this problem because I am stuck; 3x5(3x7)=2(x+9)+45 Let me know if you have a question in any step. 3x5(3x7)=2(x+9)+45 3x15x+35= 2x+18+45 12x+35 = 2x+63 35 35 12x= 2x +6335 12x= 2x +28 2x 2x 12x2x

Math
Solving ya Systems of Equations by elimination 14x+15y=3 21x20y=10 The LCM is 42 so I am able to get (14x +15y=15)3 = 42x+45=45 (21x20y=10)2 = 42x40y=20 y =7 but when I plug it in to try and figure out x I do not get a whole number, can you help?

Maths
Did I differentiate these two functions correctly? y=2cos(2x)cos(14x) y'=14 sin(14x)2 cos(2x)4 sin(2x)cos(14x) y=2[cos 1/2(f1f2 )x][cos 1/2(f1+f2 )x] y^'=[(f1+f2 )/2]sin[(f1+f2 )/2 x]2cos[(f1f2 )/2 x]  [2(f1f2 )/2]sin[(f1f2 )/2 x]cos

algebra
Andrew factored the expression 28x©ø6x©÷10x as 2x(14x©ø3x©÷5x) . But when Melissa applied the distributive law and multiplied out 2x(14x©ø3x©÷5x), she got 28x©ù6x©ø10x©÷; thus, Andrew¡¯s solution does not appear to check. Why is

math
can you check my answers? i have to write the clop intercept form of the equation key (a= means answer is) 1. 3x2y=12 a= 3/2x6=y 2. x+y=7 a= y=x+7 3. 13+6y=x a= y=x/6+13/6 4. 2y=24+6x a= y=3x12 5. 49xy=558 a= y=49x558 6. 3x+14y=56 a= y=3/14x4

math
The rectangle given has a perimeter of 14 units. Find the value(s) of x by factoring a quadriatic equation. one side= 12/(x+1) other side= 6/(4x) Remember that the perimeter of a rectangle is: P = 2L + 2W Note: P = perimeter, L = length, and W = width.

geometry
State what conclusion can be made IFx=5 and the given statement is true IFx>x=z, then y=14z. I don't understand this part of your statement: "IFx>x=z," Please clarify this. If x>X2, then y=14x Ok, I will suppose this is the question then "State what

Algebra
1. What can you tell about the parabola by just looking at the equation in expanded or standard form y=x^2+14x+45 2. What is Y=x^2+14x+45 in factored form? 3. What can you tell about the parabola by just looking at the equation in factored form

math
x^314x+8 / x4

algebra 1
14x+3x40=11

algebra
8y=7+14x 18y2=7x

math
14x^5y^2 / 21x^2y^8

Prealgebra
solve: 4(43x)+14x>32

Math
10x3=14x+3

Math
why is this not correct 30y = x^2  14x + 13  13 30y  13 = x^2  14x _________ ___________ 14 14 x = sqrt 30y13 _______ 14 sorry the division signs didn't line up

Math
30y = x^2  14x + 13 FOR X

Math
solve for X 30y=x^214x+13

algebra
solve the following equation by clearing fractions show all work want to know if this right 7/35/2x=8+2x 6(2/3)(5/2x)(6)=6(8)+2x(6) 14x15=48+12x 14x12x15=48+14x14x 2x15=48 2x15+15=48+14x14x 2x15=48 2x15+15=48+15 2x=33 2x/2x=33/2 x=33/2

Algebra
Angelo is trying to save up to buy the new iPhone 11. He has $40 in his wallet. He decides to shovel snow off driveways for $30 per house to earn some money. Which equation models the situation? 1. x = 40 + 30y 2. y = 40 + 30x** 3. y = 30 + 40x 4. x = 40

algebra
solve the following equation by clearing fraction want to know if this right 7/35/2x=8+2x 6(7/3)(5/2)(6)=6(6)+2x(6) 14x15=48+12x 14x12x15=48+14x14x 2x15=48 2x15+15=48+15 2x=33 2x/2x=33/2 x=33/2

algebra
20. At a local candy store, Malcolm purchased some 25cent candies and some 30cent candies. He spent a total of $4.75. Which equation below describes the number of each type of candy he bought? A25x + 30y = 4.75 Bx + y = (4.75)/(0.25 + 0.30) C25 + x + 30

Math  Derivatives
Differentiate the given function. Simplify the answer. f(x) = 28x*ln√x + 42 f'(x) = 28*ln(x)^(1/2) + (1/(x^(1/2))*(1/2(x)^(1/2)28x) f'(x) = 28*ln(x)^(1/2) + (14x*x^(1/2))/x^(1/2) f'(x) = 28*ln(x)^(1/2) + (14x^(1/2))/x^(1/2) f'(x) = 28*ln(x)^(1/2) +

Algebra
Really need some help 1. 14x^2+4+3x12x^23+11x A) 2x^2+7x+1 B) 2x^2+14x+1 C) 2x^2+14x+7 D) 26x^2+7x+7 2. 4x^2+45x+x2x^2+8 A) 2x^2+4x+12 B) 2x^24x+12 C) 2x^2+4x+12 D) 2x^24x+12

Linear Programming
Maximize P = 16x + 80y subject to these constraints: 2x + 20y ≤ 430 4x + 70y ≤ 1400 8x + 30y ≤ 980 10x + 10y ≤ 1000 4x + 30y ≤ 700 x ≥ 0, y ≥ 0 Maximum value for P = ?. This value of P occurs when x = ? and y = ? If u1, u2, u3, u4, and u5

math, algebra
this next one i want to make sure that what i'm answering is correct. (1) A rectangle has sides of 3x4 and 7x+10. Find the expression that represents its perimeter. My answer for solving: P=2L+2W P=2(3w4)+ 2(7x +10) p=6w6+14x+10 My final answer:

Algebra
Is (5v+2) + 14x = 5v + (2+14x) an example of associative property of addition? My answer is yes

Algebra2
The area of a square garden in square feet is 49x^214x+1. Find the dimensions of the garden in terms of x. x^2=49x^214x+1 Then solve for x. 48x^214x + 1=0 (8x1)(6x1)=0 and solve for two values of x that are possible.

Please check Algebra
Please take a look at my work and let me know if I made any mistakes. You don't have to give me the answers. I'd just like to know if I made any mistakes so that I can correct them. Thanks! 1. 3x – 7 = 8 + 7 +7 3x = 15 3 3 x=5 2. 14x 2 = 3x + 53 14x –

math
how do i do x2+12x+32 x2+12x = 14x+32 subtract 14x from each side 14x=32 divide by 2 7x=16 x=16/7, which is 2 and 2/7 ok maybe you typed that question wrong? is it x^2 + 12x + 32 ? if it is then the solution is: (x+8)(x+4) because when you multiply them

Science (Chemistry)
Hello DrBob222 Regarding the answer you gave me thank you very much. However when you expand the denominator, I don't get 0.14 but I get 0.28. I get that because when I first expand I get 0.0049  0.14x  0.14x + 4x^2. So when I simplify that I get

calculus
take the limit as x goes to infinity: (14x/(14x+3))^(4x)

math
Is this right 6(5y4) 30y24 Need help with this one 3+2(6z3+4)

algebra
6(5y4) 30y24 3+2(6z3+4)

math
Need help with this quadratic math equation... Question: (x+1/x)^2  14(x+1/x) = 72 ended up with: x^2 + 1  14x^3  14x 70x^2 = 0 Where do I go from here? I'm trying to find a way to apply the quadratic formula to my results, but I'm having trouble. Is

Completing the square
Please show the procedure for answering this quadratic equation using the completing the square method: x^2+14x+98 I think i understand the basics of the method, but in this particular question I'm finding it hard to use the appropriate factors of 98  7

algebra
6x30y=120

Maths
y = 2[cos1/2(f1  f2)x][cos1/2(f1 + f2)x] let f1 = 16 let f2 = 12 therefore y = 2[cos1/2(16  12)x][cos1/2(16 + 12)x] y = 2cos(2x)cos(14x) derive y = 2cos(2x)cos(14x) y' = 2[2sin(2x)][14sin(14x)] is all of this correct? Additionally, I am unsure how you

Math
Simplify the following expression as far as possible. 1. 9x  2x .2. 3y  30y . .3. 2a  9a

algebra
How do i solve 8y to the 2nd plus 30y plus 13

Calc
find the area between y=x^3–14x^2+45x and y=–x^3+14x^2–45x i am having trouble how the graphs look like and how to do this...

Mathematical Studies
A right triangle has three sides known to be (x5) (2x+1) and 2x. By use of the pythagorean theorem show how the sides of the triangle can yield the equation: x^214x+24=0 this is my work below: (x5)^2+(2x+1)^2=2x^2 which expanded is:

math
Can someone please check my work? Question~ Find the pointslope form of the equation that goes through these two points. (1, 20) and (8, 4.5) My Answer~ Y= y2y1/x2x1 (4.520)/(81) = 15.5/7 Rewrite 15.5/7 as (15.5)/7 Rewrite 15.5 as 31/2 = (31/2)

math
3x^2+3y^212x30y+84=0 is the equation of a circle with center (h,k) and radius r For: h= k= and r=

Equation
Can anyone check this answer for me, simultaneous equation. Where y = 14 + 0.11x and y = 10 + 0.14x use algebra to solve, is the answer 14 + 0.11x = 10 + 0.14x y = 4 x = 0.03 If not where am I going wrong Thanks... :)

algebra 2
factor completely 3x^214x24 I do not see the gcf for the problem I am totally lost can some explain please I have several these problems and i need to figure out how to solve them You put 3x^214x24 = (a x + b)(c x + d) Equating the coefficients on both

Math
14x^3 ———— X^35x^4 I know the answer is 15x —— 14x But does x ≠ 1/5,0 x ≠ 0 x ≠ 1/5 I think x ≠ 1/5, 0, but I’m not sure. Thanks!!!!!

Algebra
Could someone just double check my work sqrt280x^6/sqrt7x I got 2x^3 sqrt10\sqrtx Also 1/5(30y+40)+2/3(9y27)=18 I got 7/3

math
(a) Complete the square by writing in the form . Note: the numbers and can be positive or negative. x^214x17=(x7)^2+ (b) Solve the equation by completing the square or using the quadratic formula. If there is more than one correct answer, enter your

Math
Classify the conic section 4x^2+5y^216x30y+41=0 as a circle, ellipse, hyperbola, or parabola?

Math
Factor 3y^2z5yz9y^2+30y25 I can't seem to figure this one out... Give me a step by step answer please and thank you :)

CP Algebra
15y^230y45 ____________ 5y^2+10y15 this is simplifying multiplying and dividing i got this far: 15(y^22y3) 15(y+1)(y3) ___________ = ___________ 5(y^2+2y3) 5(y1)(y+3) then i simplified the 15 to 3 and the 5 to 1

math
5y^3(y6)+4y^3(y7) OK  first, distribute 5y^3 to the (y6). You should get 5y^4+30y^3. Do the same thing by distributing 4y^3 to the (y7), leaving you with 4y^428y^3. Then combine the y^4 terms and the y^3 terms to get the answer of y^4+2y^3.

Algebra 1 Answer Evaluation
Factor. 1. 30y^3  50y A: 10y(3y  5y) 2. Factor a^2  5a^2 + 2a 10 by grouping. A: ?

Calculus
A function f(x) is said to have a removable discontinuity at x=a if: 1. f is either not defined or not continuous at x=a. 2. f(a) could either be defined or redefined so that the new function IS continuous at x=a.

Calculus
In a study conducted by a certain country's Economic Development Board, it was found that the Lorentz curve for the distribution of income of college teachers was described by the function f(x) = 13/14x^2 + 1\14x and that of lawyers by the function g(x) =

Calculus
In a study conducted by a certain country's Economic Development Board, it was found that the Lorentz curve for the distribution of income of college teachers was described by the function f(x) = 13/14x^2 + 1/14x and that of lawyers by the function g(x) =

calculuscan someone please help me with this ques
I have two questions if someone can PLEASE help. 1.solve the equation in the real number system. x^4+11x^3+24x^223x+35=0 **Please show work** 2.Use the remainder theorem to find the remainder. When f(x)is divided by x3. Then use the factor theorem to

Science
A persistent organic pollutant is estimated to have a halflife of 30y. If 3 tonnes of the chemical exists in a polluted area today, how much of the chemical will remain after 120y.

math,factoring,help
Can someone please show me step by step how to do these. I've read the book and there examples and It is just not clicking. Directions: Factor each of the following polynomials completely Problem:#1 14x^220x+6 Directions:Find all positive values for "K"

math
i only need help on these two that's it so please help me(step by step if you could) 1)1.5x2.5y=8.5 6x+30y=24 2)3x2y=8 x+3/2y=8 THANKS SO MUCHHHHH!! :))))

Math Algebra
Resolve(17x²+14x + 9) – (13x² +6x  12) 30xsquared+20x+21 I'll try to be helpful and show the work. This is the method I learned last quarter. (17x"sq"+14x+9) + (13x"sq"+6x+12) = (30X"sq"+20x+21) I used the vertical method but the step are the same

math
5x^3y^4/14x^5y^8

mathcalculus
4x+3/2x12 = 6x+2/2x1 (4x+3)(2) = (6x+2) 8x6 = 6x+2 14x6 = 2 14x = 8 x = 4/7 i not think i did this right.

12th grade
2x^2+6x16 and 14x^23x2

Math
x^3  x^2  14x +24

Maths
4x2=14x92

algebra
what is 7y14x=28

math problem
please help x^2+14x4=0

algebra !help!
(6x^38x^214x+13)/(3x+2)

algebra
3/x+5/3x=1 9x+5x=1 14x=1 x=13 is this right

math
x^314x+8 / x4

Algebra
X^2(y7)14x(y7)+45(y7)

geometry
if ac=7x+5 and bd=14x2,what is the value for ac?

algebra
B(x)=x2+14x+24/x225=

Order of Operations
85/5+14x(128) 82?

cOllege math
14x^2+5[7(x^22)+4]

math
−4x+60

calculus
Evaluate the following (x+7)dx/x^2+14x+55

Algebra
x^2 + 14x  4 = 0 Solve please?

math
14x^5y^2 / 21x^2y^8

Algebra
3x^4−6x^2+4x−9 +5x^4+3x^2+10x+2  8x^4−3x^2+14x−7 Is this right?

algebra
1. 100x^29 2. 8x^2+14x+6

algebra
x^2+14x+4=0 solve for x