# Posts by ReRe

Total # Posts: 26

**math**

The Taylors have purchased a $290,000 house. They made an initial down payment of $10,000 and secured a mortgage with interest charged at the rate of 10%/year on the unpaid balance. Interest computations are made at the end of each month. If the loan is to be amortized over 30...

**Math**

If you have 2/3 of a cupcake and you want someone else to have a cupcake. How much of a cupcake would they get

**Physical Science**

The pressure had to increase if the volume increased. See Charles' Law

**Math**

Factor the trinomial completely. y to the 3rd power minus 14y to the 2nd power plus 48y

**Math**

Factor the trinomial completely. y to the 2power minus 2x minus 3=

**Physics (Acceleration)**

Determine the final velocity of a proton that has an initial velocity of 2.35 x 10^5 m/s, and then is accelerated uniformly in an electric field at the rate of -1.10 x x 10^12 m/s squared for 1.50 x 10^-7 s.

**chemistry**

Really I don't know

**algrebra**

how do i solve 3x+9-8x+6=62/3

**math**

A rectangular park measuring 35 yards by 24 yards is surrounded by a trail of uniform width. If the area of the park and the trail combined is 2420 square yards, what is the width of the path?

**Math**

Multiply the monomial and the polynomial. Assume any variable exponents represent whole numbers. -5x2y(-11x2y4 - 12xy3 - 4)

**Math**

Multiply using the rule for the product of the sum and difference of two terms. Assume any variable exponents represent whole numbers. (x - y + 11)(x - y - 11)

**Math**

Factor any difference of two squares, or state that the polynomial is prime. Assume any variable exponents represent whole numbers. x2 - 100

**math**

An objective function and a system of linear inequalities representing constraints are given. Graph the system of inequalities representing the constraints. Find the value of the objective function at each corner of the graphed region. Use these values to determine the maximum...

**Math**

A standard train ticket in a certain city costs $2.50 per ride. People who use the train also have the option of purchasing a frequent-rider pass for $18.00 each month. With the pass, a ticket costs only$1.75 per ride. How many train rides in a month make the frequent-rider ...

**Math**

Find the solution set for the equation. |x + 6| = 0

**Math**

Find the slope of the line that goes through the given points. (-2,1) and (1/4,5)

**Math**

Find the slope of a line perpendiculat to the line y=1/2x+7

**math**

evealuate the given function for the x value. f(x)= x2+1/4x+2,g(x)=x3+1/2x2+x find (f+g)a

**math**

A rocket is stopped 12 feet from a satellite when it begings accelerating away from the satellite at a constant rate of 12 feet per second. The distance between the rocket and the satellite is given by the polynormial P(t)= 6t^2+12. Find the distance between the rocet and the ...

**Math**

Find the slope of a line perpendicular to the line y= 5/3x

**math**

When making a telephone call using a calling card, a call lasting 3 minutes cost $1.65. A call lasting 11 minutes cost $4.85. Let y ba the cost of making a call lasting x minutes using a calling card. Write a linerar equation that models the cost of making a call lasting x ...

**math**

Find the domain f(x)=1/x-4+4/x+3

**math**

(f+g)(1)when f(x)=x+5 and g(x)=x+7

**math**

Please show work The little town arts center charges $21 for adults, $17 for senior citizens and $8 for children under 12 for their lfe performance on sunday. On sunday the revenue paid wa $13,274 for 886 tickets sold. There were 47 more children than adults. How many children...

**math**

Amy paid $78.33 for a pair of running shoes during a 30% off sale. What was the regular price?

**finance**

compute the present value of a $100 cash flow for the following combinations of discount rates and times. a. r=8 percent. t= 10 years b. r=8 percent. t= 20 years c. r=4 percent. t= 10 years d. r=4 percent. t= 20 years

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