1,081 Answered Questions for the topic Equations

Equations Math Algebra Polynomial

10/16/15

help please
Solve these polynomial equations:   A) (2x-3)(3x-1)=0   B) x^2-3x=4
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Equations

10/11/15

Solve the equation | | 4x+1| | -4=4
I dont understand this question at all  
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10/07/15

How do you solve if there are no numbers inserted?
Solve for the indicated variable:   A. V=1/3(3.14)2h          for h   B. S= a+b+c                for a              3
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10/05/15

Linear Models
A salesperson recieves a base salary of $35,000 and a commission of 10% of the total sales for the year.     a. Write a linear model that shows the salesperson's total income based on total sales... more
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Equations

10/02/15

use the analytic method to solve the equation,
1. use the analytic method to solve the equation, (2x+5)^1/2-3=(x-2)^1/2   2. In a manufacturing operated, the cost, c is related to the manufacturing time, t by the equation c= square root of... more
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Equations Algebra Word Problem

09/30/15

if i drive somewhere and it takes me 2 hours at x mph and on the way home it takes me 1.5 hours at 5 less than x hours what is x
 urgent
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09/30/15

Solve the equation...
Solve the equation 58e4t+1 = 30 exactly for t
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Equations

09/28/15

students can buy calculators for 15.00 each.calculators costs 345.00 calculators were sold and 3were graphing calculatorshow many calculators were sold?
one step equations
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09/26/15

Please help! Linear equations word problem.
in 1993 funding or a program increased by 0.52 million dollars from the funding in 1992. In 1994, the increase was 0.17 billion dollars over the funding in 1993. For those three years the funding... more
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09/23/15

Solving nonlinear equations for both real and imaginary numbers
9x^4-28x^2+3=0
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09/22/15

Word Problem
Grinnell Glacier National Park in the US covered about 142 acres in 2007 and was shrinking at a rate of about 4.4% per year.   (a) Write a formula for the size, S, of the Grinnell Glacier, in... more
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09/20/15

Independent and Dependent Variables
You fill up your vehicle with gas that is $3.70/gal.   Define Variables:    x= ___________                              y= ___________ Equation:                _____________     Interpret... more
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Equations

09/19/15

Equations word problem
For each planet in a solar? system, its year is the time it takes the planet to revolve around the center star. The formula E = 0.2 x 3/2 models the number of Earth days in a? planet's year,? E,... more
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09/18/15

The average prescription prices P (in dollars) from 1997 through 2004
can be approximated by the model P=0.1220t^2 + 1.529t + 18.72, 7 <= t <=14, where t represents the year, with t=7 corresponding to 1997. a) determine algebraically when the average retail... more
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Equations Math Algebra

09/15/15

5(t+3)+9 = 3(t-2)+6
all it says is solve, please include steps :)
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Equations

09/15/15

(x^2y^5)^3
How do I solve this?    
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Equations Math Algebra 1 Algebra

09/15/15

Mayra is paid $180 a week plus a commission of $30 on each television she sells. How many must she sell to make at least $450 a week?
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Equations

09/13/15

how much does he owe each person?
mr. schindler owes several teachers a total of $51. he owes mrs vansolkema $5 more than three times the amount he owes mrs kb. he owes ms shinsato $10 less than two times the amount he owes mrs kb.... more
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09/12/15

Math Word Problem
Terry invests her inheritance of $350,000, part at 7% per annum and the remainder at 10% per annum. After one year, the total interest was $32,600. How much was invested at each rate?   For the... more
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09/11/15

Ac-225, has a half-life of 10 days. At the end of an experiment that lasted 40 days 2 grams of Ac-225 left. How much at the beginning of the experiment?
I need the equation and solution to this problem.
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Equations Word Problems

09/08/15

Write an equation for this situation?
Riders on a rollercoaster go an average speed of 61 feet per second for 3118 feet. They reach a maximum speed of 187 feet per second. If x represents the total time that the rollercoaster is in... more
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Equations

09/08/15

9x+18+3x=1
I want the correct answer so I can check my problem to see if I did it correct ??
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Equations Maths

09/07/15

Please solve 8x/3(x-7) all -3=-19
Please solve for x and show working   Thanks so much 
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Equations

09/06/15

Indicate by T or F whether the equations below are equivalent to a linear equation.
Indicate by T or F whether the equations below are equivalent to a linear equation. 1. x 2 −5x+4=x 2 +6x−11  2. 3x+4=5x−4  3. 1x+3 =12x−3   4. x 2 +1=x−x 2 
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Equations

09/02/15

solve the equation analytically 3x-(9-x)=4[3-(1+4x-2)]
1. solve the equation analytically 3x-(9-x)=4[3-(1+4x-2)]
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