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# The length of a rectangle is twice it's width. If it's perimeter is 54cm, find its length. Explain!

The length of a rectangle is twice it's width. If it's perimeter is 54cm, find its length. Explain!

# factor each 26x2+34x4

Factor each 26x2 + 344

# how do i solve 5(3)+2(18)-18/3

help me solve this

# grew from 2035 ft squared to 2469 ft squared. what is the percent of increase

A median sized new single family home grew from 2035 ft2 to 2469 ft2. What is the percent of increase

# find the values of r

r^4 − 2r^3 +r^2 + 8r − 20=0

# Trig Identities help

Prove that 2sin(x) - cos(x)   can be written as asin(x-p)

# Jack usually mows his lawn in 3 hours. Marilyn mows the same lawn in 5 hours. How long will it take them to mow the lawn together?

8/1-x^2+5/x+1= 4/x-1

√625a^8b^24

# simplify 3*(2x – 6) + 3

Use the distributive property to remove the parentheses, then simplify by combining like terms. 3(2s – 6) + 3

# Solve the problem

The cost P, in dollars, to produce graphing calculators is given by the function C (X) = 53X + 2000, where X is the number of calculators produced. a) Identify the dependent and independent...

# Find the quantity indicated

Suppose that Q varies jointly with x and the square of y. A) When Q = 96, X = 2 and Y = 4. Find constant of proportionality, K B) Find Q when x = 2 and y=3

# If the voltage, V, in an electric circuit is held constant, then the current, I, is inversely proportional to the resistance, R.

If the voltage, V, in an electric circuit is held constant, then the current, I, is inversely proportional to the resistance, R. A) If the current is 210 amperes when the resistance is 4 ohms,...

√3x+13=x-5

(-7,-7) (5,-4)

# Decide whether the following is already written in simplest form. If it is not, explain what needs to be done. 175 sqrt mn

Can someone give me some advise on this one? Decide whether the following is already written in simplest form. If it is not, explain what needs to be done. 175√ mn

Perform the indicated multiplication.  Then simplify the radical expression. (√t-3)^2

# Find the constant term that should be added to make the following expression a perfect-square trinomial. X^2+9x

Find the constant term that should be added to make the following expression a perfect-square trinomial.  X^2+9x

# Find the constant term that should be added to make the following expression a perfect-square trinomial. X^2+2x

Find the constant term that should be added to make the following expression a perfect-square trinomial.  X^2+2x

# Solve the quadratic equation 3x2 + 2x – 16 = 0 using the quadratic formula.

Solve the quadratic equation 3x2 + 2x – 16 = 0 using the quadratic formula.