606 Answered Questions for the topic Equation

Equation

09/19/15

equation needed
bill drives for 2 hours at 60 miles per hour and then drives 70 miles per hour for H hours. What is the equation to use to determine the average speed for his trip?
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Equation

09/17/15

Write an equation
Write an equation for an auto dealer has 468 cars. He has three times as many four-door cars as two-door cars. How many two-door cars does he have?
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Equation

09/17/15

how can i solve this equation ?
a/x +b/y = a/2 + b/3 a/x - b/y = a/2 - b/3
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Equation

09/15/15

The force needed to keep a car from skidding on a curve varies jointly as the weight of the car and the square of the cars speed , and inversely as the radius
I need to find the formula for this problem 
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Equation

09/14/15

At a fixed temperature the resistance R of a wire varies directly as the length L and inversely as the square of its diameter d. What is the equation?
I need the equation so that I can solve the problem.
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Equation Variable

09/11/15

Chad solved the equation 24x + 4 + 2x = 3 (10x - 1) and is claiming that x = 2 makes the equation true. Is Chad correct?
I've been stuck on this problem for a while and I can't seem to get it
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09/09/15

Word problem equation help
When a city had 21000 inhabitants, there were 250 businesses operating there. For every new 150 residents, one more business opened. Write an equation that relates the number of people in the city... more
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08/28/15

4 Algebra 2 Questions
1. Solve 2^x=32 and rewrite this equation in a logarithmic form. 2. Analyze the characteristics exponential and logarithmic functions. Make sure you talk about domain and range. 3. Demonstrate at... more
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08/27/15

16% price reduction can be represented by what?
A consumer purchased a computer after a 16% reduction. If x represents the computer's original price, the reduced price can be represented by what?
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Equation

08/23/15

solve equation
-3=H+8÷2___________________________
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Equation Math Calculus Ap Calc

08/23/15

exact solution to differetial equation
dy/dy+xy=x , y(0)=1/2
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Equation Math Calculus Ap Calc

08/23/15

exact solution to differential equation
y'=y , y(2)=3
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Equation

08/20/15

I posted this question 2 times please some one help me my dad wants the answer by tomorrow
Create a equation using these requirement:   Marketing research predicts the demand for your product will be modeled by the function D(x)=100,000 2x-S(x) =?-Starts January 1 with a supply = 0-You... more
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08/12/15

What equation can be used to determine how much money Sara spent on paperback novels?
Sara spent $153 of her saving at the mall. She bought clothes, a few paperback novels, and an $18 DVD. She spent 4 times as much on clothes as she did on the paperbacks.
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Equation

08/12/15

What equation will solve the problem?
Jen wants to purchase a membership at a swimming pool. She can pay a daily entrance fee of $3 or purchase a membership for the 12-week summer season for $80 and pay $1 per swim. How many days would... more
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Equation Maths

08/12/15

Equations in a
1. Expand (a - 1/a)2 2. If a > 1 and a2 + 1/a2 = 706/225, find the value of i) a - 1/a ii) a + 1/a iii) a
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Equation Math Circle

08/06/15

Which of the following is an equation of a circle in the xy-plane with center (-1,3) that passes through the origin?
Choices: A. (x-1)2 + (y+3)2 = √10 B. (x-1)2 + (y+3)2 = 10 C. (x+1)2 + (y-3)2 = √10 D. (x+1)2 + (y-3)2 = 10   Please help. Thank you!  
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07/27/15

4 questions about functions
1. The number of milligrams of a drug that remains in a patient's system after t hours is given by the function A(t) = Iert. Ted was given 200 milligrams of medicine which leaves his bloodstream at... more
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Equation Math Percent

07/23/15

6 is 40% of a number. Which step explains how to find the number?
please solve this as soon as you can  
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Equation

07/19/15

Solve x^4 – 10x^2 + 9 = 0 (MULTIPLE CHOICE)
Solve x4 – 10x2 + 9 = 0   a. x = ±1 or x = ±i√3b. x = ±3 or x = ±ic. x = ±3 or x = ±i√10d. x = ±1 or x = ±3
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07/14/15

Solve this please, as quick as possible:D
(24.6+3x)÷4=-2x+2(x+4.77)
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07/03/15

Finding possible values of b and c
Three positive integers a, b and c are such that 1/a + 2/b = 1/c + 1/2. 1. Make c the subject of the formula. 2. If a=3, find the possible values if b and c.   Note: how many possible values... more
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Equation

07/03/15

Solve for x: x^19 - 2x^18 + 7x^17 - 12x^6 + 6x^15 = 0
Solve for x: x^19 − 2x^18 + 7x^17 − 12x^6 + 6x^15 = 0   Please help and thank you!Full answer please!
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Equation

06/15/15

Find the horizontal asymptote as x->8 and then describe what this means in practical terms. F (x)=150x+120/05x+120/0.05x+1; the number of bass, f(x),
Find the horizontal asymptote as x->8 and then describe what this means in practical terms. F (x)=150x+120/05x+120/0.05x+1; the number of bass, f(x), after x months in a lake that was stocked... more
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Equation

06/15/15

Solve the following logarithmic equation. Be sure to reject any value of x that is not in the domain of the original logarithmic expressions. Give the exact ans
Solve the following logarithmic equation. Be sure to reject any value of x that is not in the domain of the original logarithmic expressions. Give the exact answer. Then, where necessary, use a... more
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