03/09/16

Vick is twice the age of Quinn. Quinn is 4 years older than Paul. The sum of of their ages is 21. How old is Paul?
Vick is twice the age of Quinn. Quinn is 4 years older than Paul. The sum of their ages is 21. How old is Paul? 
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03/09/16

what is range?
what is range of data?
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03/09/16

2x+4-3x=-11
What and how would u find the answer solve 
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03/09/16

what is the total number
 The kids in Mrs. B's class did a survey about their favorite flavors of ice cream one fourth of the class like strawberry the best one half of the class like chocolate the best the rest of the... more
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03/09/16

how long before they are 45 miles apart?
two trains leave a station traveling in the same direction on parallel track. on train is traveling at 72 mph and the other is traveling at 66 mph. how long before they are 45 miles apart?
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03/09/16

How to solve for x? Thanks!
(3x+4)/3  -  (x-1)/5=2 P.s the whole equation is equalling to 2 and there is a subtraction sign in the middle not a negative sign. THANKS!
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03/09/16

algebra word problem
a blend of tea cost 12 per pound. it is made by combining herbs that cost 10.70 per pound with black tea that costs 23.70 per pound. to make a batch of this blended tea how many pounds of black tea... more
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03/09/16

Each time a theater group performs, the director hopes that five more audience members will attend. Seventeen people attended the first performance. How many au
Each time a theater group performs, the director hopes that five more audience members will attend. Seventeen people attended the first performance. How many audience members does the director... more
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03/09/16

the perimeter of a rectangle is 32 inches. what is the width of the rectangle if the length is 4 more than twice the width?
The perimeter of a rectangle is 32 inches. What is the width of the rectangle if the length is 4 more than twice the width?
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03/08/16

3+4x-x^2=h(x)
Write the quadratic function in standard form identify vertex axis O's symmetry and x intercepts
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03/08/16

Algebra 1 help please
Use formulas to complete the following problems and show all calculations. 1. Find M the midpoint between A and B given that a=(-1, 5) and b=(-3, -7) 2. Calculate the distance between A and B.... more
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03/08/16

algebra simple intrest
The amount of simple interest, I , which is earned in an investment period is jointly proportional to the amount invested P and the time T of the investment period. If P = $400 and T = 2 years,... more
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03/08/16

Look in description!
Find the equation of the line described. Write the equation in slope-intercept form, if possibl. Graph the line. Contains (-2,3) with slope= 1/2
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03/08/16

16x^2-1Factor the expression below. Write each factor as a polynomial in decreasing order.
it is very vey hard and i need help
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03/08/16

Determine an equation of a line in slope-intercept form that goes through a given point and is parallel or perpendicular to a given line
What is an equation of a line that passes through the point (-5,-2) and is perpendicular to the graph  of y=3/4x+1/8
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03/08/16

Finding numeric values of variables A & B from an equation
An amusement park designs a roller-coaster ride based on the function f(t)=at^2-bt+20, where t is the time of the ride in seconds. The designer wants to achieve the speed f'(1)=10 mph, and... more
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03/08/16

find the time required for an investigation of 1 dollars to grow to 6500 dollars at an interest rate of 7.5 percent per year, compounded quarterly
find the time required for an investigation of 1 dollars to grow to 6500 dollars at an interest rate of 7.5 percent per year, compounded quarterly  
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03/08/16

The equation x^2 + 1=0 has.....
the equation x^2 + 1=0 has... a)exactly 2 distinct real roots b)exactly 2 distinct imaginary roots c)exactly 3 distinct real roots d)exactly 1 real root and 2 distinct imaginary roots 
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03/07/16

What's the rate of change of (0,8) (20,20)
Rate of change of (0,8) (20,20)
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03/07/16

One leg of a right triangle is 4 less than the other leg. The squad of the hypotenuse of the right triangle is 80. How long are the legs?
I need to show all the steps to solve the problem
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03/07/16

Can you solve this word problem?
Patrick is buying a new pair of shoes. the expression. 06s represents the sales tax on the price of the shoes. By what number can patrick multiply the price of the shoes to determine the total... more
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03/07/16

Alex graded papers at 15per/hour Betty started two hours later at 10per/hour they graded a total of 130 papers. How long did Betty work?
Im homeschooled and my mom is terrible in math and can't figure them out either! Please help! 
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03/07/16

Linear Systems
Shirley walked a certain distance, then returned along the same route. She walked 10km/h going and returned at 8 km/h. How far did she walk if the route trip took 9 h?
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03/07/16

The mean Algebra 2 test score is 81.5, with a standard deviation of 5.1
The mean Algebra 2 test score is 81.5, with a standard deviation of 5.1. There are 130 students taking the course. Assuming a normally distributed curve, how many students scored between 76.4 and... more
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03/07/16

The mean Algebra 2 test score is 81.5, with a standard deviation of 5.1.
The mean Algebra 2 test score is 81.5, with a standard deviation of 5.1. There are 130 students taking the course. Assuming a normally distributed curve, how many students scored below 81.5?
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