The length of a rectangle is 5 centimeters less than twice it's width. The perimeter of the rectangle is 80 cm. What are the dimensions of the rectangle?

Suppose you have 76 feet of fencing to enclose a rectangular dog pen. The function a=38x-x^2, where x = width, gives you the area of the dog pen in square feet. What width gives you the maximum area...

1.If I invest \$10,000 at 5% compounded monthly, how much will I have in 8 years? Choose the closest answer. 2..What is the equation of a line through (-1, 4) and (-2, 7)? 3..What...

1.What the equation of the line passing through (-1, 4) and parallel to y = 2x + 1? 2.If I invest \$10,000 at 5% compounded monthly, how much will I have in 8 years? Choose the closest...

A boy named Bechton would like to celebrate his birthday at a private beach. He has saved \$120 for admission to the beach. Admission price is \$6 for adults and \$3 for children y. The beach has a rule...

Twice a number is added to the number and the answer is 80. Write an equation to solve this problem.

The dwarf sea horse Hippocampus zosterae swims at a rate of 52.68 feet per hour.  Convert this speed to inches per minute.

I was taking a quiz on evaluation expressions, and one of the questions asked me to evaluate 25-5e+ 3/f when e=4 and f=3. And I used PEMDAS, and multiplied 5(4), which is equal to 20. Then I divided...

1)Johnny’s mom wants to take him and some friends to the science center. It costs his mom \$10 to enter and \$7 per kid. Find the total using the function 𝐶(𝑓) = 10 + 7(𝑓) where 𝐶 is final cost...

at noon a train leaves Bridgton heading east at 90 mi/hr to cogsville, 450 mi away. At 12:15 P.M. a train leaves cogsville heading west to Bridgton at 100 mi/hr. At what time will they pass each other...

wolverine is three years older than storm. cyclops is two years younger than storm. the sum of their age is 106. how old are each of them?