11/22/20

Solving a distance, rate, time problem.
Flying against the wind, an airplane travels 2550 kilometers in 3 hours. Flying with the wind, the same plane travels 10,000 kilometers in 8 hours. What is the rate of the plane in still air and... more
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11/21/20

An architect drew a floor plan for a school he has designed.
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11/20/20

Write the equation of the line that passes through the given point and is perpendicular to the given line.
(-2,5); x = 3I am heavily confused on how to write an equation with only x. Please explain the steps.
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11/20/20

the 2000 population of a city was 715,000 and was increasing at the rate of 1.46% each year. at that rate when will the population be 1 million?
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11/19/20

PLEASE HELP!!! I DON´T KNOW WHAT TO DO!!
A daycare center in Seaside currently has 9 assistant caregivers and 6 senior caregivers. Since demand is high, the owner is going to be hiring 1 assistant caregiver per month and 2 senior... more
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11/19/20

x 2 + y 2 − 4 x + 2 y + 4 = 0 is the equation of a circle with center ( h , k ) and radius r for: h = and k = and r = Graph the circle.
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11/17/20

Algebra II Question
The formula S=2x^2-12x+84 models spending by international travelers to a certain​ country, in billions of​ dollars, x years after 2000. Use this formula to determine in which years international... more
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11/17/20

identify the domain and range on the following set:
{(3,-5), (-2,7), (-9,-2), (5,7), (-4,4)
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11/17/20

What is the equation in slope-intercept form of the line that passes through the points (-4, 47) and (2, -16)?
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11/16/20

what is the slope of a line perpendicular to the line whose equation is 4x-y=9. Fully reduce your answer.
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11/15/20

Complete a table with at least 5 points then graph the following quadratic on the coordinate plane. Identify all the zeros. Y=-2x^2+5x+8
I’m not sure how to do this but it has to do something with completing the square
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11/15/20

Find the equation of the line in slope-intercept form:
A line passes through the points P(-2, -3) and Q(3, -5). Find the equation of the line in slope-intercept form.
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11/14/20

A motorboat takes hours to travel kilometers going upstream. The return trip takes hours going downstream. What is the rate of the boat in still water and what is the rate of the current?
A motorboat takes 4 hours to travel 128 kilometers going upstream. The return trip takes 2 hours going downstream. What is the rate of the boat in still water and what is the rate of the current?
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11/11/20

The area of a triangle is 150 cm squared. If the area of a triangle is given by the formula A=1/2bxh...
The area of a triangle is 150 cm squared. If the area of a triangle is given by the formula A=1/2bxh, write an equation which relates the triangles base, b, as a function of its height, h. (In... more
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11/11/20

algebra 2 train question
Train A has a speed 35 miles per hour greater than that of train B. If train A travels 340 miles in the same times train B travels 270miles, what are the speeds of the two trains?
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11/11/20

Mach each word problem from the top and bottom of the equation.
A maple tree a diameter of 12 inches has 32 rings inside it's trunk. How many rings would be expected in a maple tree with a diameter of 20 inches? (Round to the nearest 1.)Approximately 3 people... more
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11/11/20

The smaller of two numbers is 3 less than the greater. If the greater is decreased by twice the smaller, the result is -5. Find the two numbers.

I forgot how to set up the equation, can someone help me?
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11/08/20

i need answers to this. Help is needed.
Cora ran 5 miles last month and will run ½ miles per week from now on. Hana ran 3 miles last month and will run ¾ miles per week from now on.The following system of linear equations can be used to... more
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11/08/20

i need answers to this. Help is needed.
Solve the system of linear equations by graphing.y=-12x+3x+2y=6
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11/07/20

What is the annual percentage yield (APY) for the savings account?
A bank features a savings account that has an annual percentage rate of r=5.9% with interest compounded quarterly. Esmeralda deposits $12,000 into the account. What is the annual percentage yield... more
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11/06/20

can you please help with this question
The amount of water, y, that is needed to cook rice varies directly with the amount of uncooked rice, x, that is used. For every 1 cup of rice, 2 cups of water are needed. Which equation... more
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11/05/20

A) Express the value of the bulldozer, V, as a function of how many years old it is, t. Make sure to use function notation
Depreciation is the decrease or loss in value of an item due to age, wear, or market conditions. We usually consider depreciation on expensive items like cars. Businesses use depreciation as a loss... more
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11/04/20

Help with homework
The perimeter of the tennis court is 228 feet. If the width is 36 feet, what is the length?
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11/04/20

Three more then twice a number is less then negative seventeen

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11/03/20

HELP ME FILL IN THE BLANKS PLEASE

Complete this activity given: f(x)=x+2 and h(x)=1/x-1 2f(x)-h(x)=_ x _ _ _ 1/x-1 _ _ _ _ xy=+-1234567890 ^2
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