1,081 Answered Questions for the topic Equations

Equations Math Algebra Functions

05/12/22

Suppose a bike wheel has a diameter of 80 cm and the rider completes one cycle in 0.8 s. What is the speed of the bike in m/s?
Suppose a bike wheel has a diameter of 80 cm and the rider completes one cycle in 0.8 s. What is the speed of the bike in m/s?Please submit your answer in a neat and organized way. Thank you! :D
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Equations Math Algebra 1 Graphs

05/12/22

Suppose a nail is stuck in the tire of a bike wheel with a diameter of 65 of cm. Let H(t) be the height of the nail, in cm, after t seconds of travel.
Suppose a nail is stuck in the tire of a bike wheel with a diameter of 65 cm. Let H(t) be the height of the nail, in cm, after t seconds of travel.Determine the equation of the axis and explain... more
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Equations

05/03/22

-5y=-4x-45 perpendicular lime that goes through (16,-3)
A line has this equation -5y=-4x-45 Write an equation for the perpendicular line that goes through (16,-3)
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Equations Functions Review Angles

04/29/22

Angle theta lies in quadrant 2. Without using a calculator, determine if the following ratios are true or false. Explain your reasoning.
Angle  lies in quadrant 2. Without using a calculator, determine if the following ratios are true or false.  Explain your reasoning.a) b) 
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04/13/22

Use power rules (no calculator) to evaluate the following expression.
Use power rules (no calculator) to evaluate the expression  for x = –8, y = 2, n = –1.Please be clear and concise. And format your answer neatly! Thank you! :D
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Equations Math Algebra Functions

04/13/22

The population of a town has grown at an annual rate of approximately 2.7%. Determine the following...
The population of a town has grown at an annual rate of approximately 2.7%. How long will it take for its population of 18 450 people to double at this growth rate?Please be clear and concise! And... more
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03/31/22

Solve the logarithmic equation
Solve the logarithmic equation log3(x-2)=4
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Equations Math Algebra Functions

03/31/22

A quadratic function has these characteristics. Please determine the following...
Question #1:A quadratic function has these characteristics:x = 1 is the equation for the axis of symmetry.x = –1 is an x-intercept.y = –4 is the minimum value.Determine the y-intercept of this... more
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Equations Math Algebra Functions

03/31/22

A highway tunnel has a shape that can be modelled by the equation of a parabola. Determine the following...
Question #1:A highway tunnel has a shape that can be modelled by the equation of a parabola. The tunnel is 18 m wide and the height of the tunnel 16 m from the edge is 5 m.a) Determine the equation... more
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Equations Math Algebra Functions

03/31/22

A quadratic function has these characteristics. Please determine the following...
Question #1:A quadratic function has these characteristics:x = 1 is the equation for the axis of symmetry.x = –1 is an x-intercept.y = –4 is the minimum value.Determine the y-intercept of this... more
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03/30/22

The graph shows a function f that is a parabola. Determine the following...
Question #1:The graph shows a function f that is a parabola.a) Determine the equation of f(x). b) Determine the equation(s) of . Question #2:Muhammad is disc shooting. The height of the disc, in... more
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Equations Math Algebra Functions

03/30/22

The graph shows a function f that is a parabola. Please determine the following...
Question #1:The graph shows a function f that is a parabola.a) Determine f(x).b) Determine the domain and range of f-1(x).c) Determine the equation(s) for .Question #2:A highway tunnel has a shape... more
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02/04/22

For a function f, the table gives some values of x and their corresponding value of f(x). What is the y-coordinate of the y-intercept of the graph of y=f(x) in the xy-plane?
The table : X=0; f(x)=7 X=2; f(x)=8 X=5; f(x)=0
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01/28/22

Unsolvable 8th Grade Question
In a multinational company that employs Indians, Turks, Chinese, Germans and Australians, the Indians are one less than one-third the number of germans and three less than half the numbers of... more
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11/17/21

Someone who is good at it Helpppp?
Line v has an equation of y=–1/4x–6.Line w is parallel to line v and passes through (–6,6).What is the equation of line w? Write the equation in slope-intercept form. Write the numbers in the... more
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Equations Math Variables

11/02/21

Three less than the quotient of a number and 4 is at most that number. What is the smallest value of the number?

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Equations Math Algebra

10/15/21

Rewrite the following equations in the form Ax + By = C.
y = -x +4 y = -2x + 6 y = 5x + 7 y = 3x - 8 y = 1/2x
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Equations Algebra

10/06/21

A circular garden has a diameter of 12 meters. By how much should the diameter be increased to triple the area of the garden?
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09/26/21

I need to write an absolute value equation given the provided products.
I was given the products of an absolute value equation (x=-4 or x=2) and need to write the equation to fit. im not sure where to go for here.
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08/19/21

Help Solving word Problem
Solve using a system of equations: Alan scored 30 points, consisting only of three point shots and two point shots. He made a total of 11 shots. How many shots of each type did he make?
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07/03/21

Mark works at a popular electronics retail store. He earns a fixed income of $18 an hour and a 5% commission on the sales he makes. 
Mark works at a popular electronics retail store. He earns a fixed income of $18 an hour and a 5% commission on the sales he makes.  Let's say, y = earningsh = number of hours worked s = amount of... more
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Equations

06/14/21

The length of a rectangle is 5cm more than twice the width. If the perimeter is 67cm, what are the dimensions?
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Equations Parallel

05/31/21

parallel equations

which equation represents a line which is parallel to the line y=-7/2x-3?a) 7x+2y=-16b) 2y-7x=10c) 2x-7y=-14d) 2x+7y=-42
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Equations

05/17/21

The first number is number is 6 less than three times the second number. The product of the first number and 5 less than the second number is 120. What are the numbers
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05/17/21

250 mL of 0.18M potassium sulfate solution is added to a 100 mL solution of 0.25 M barium nitrate. Calculate the mass of the precipitate formed.

Doing a year long review and forgot the equations for these, a walkthrough and the equations would be greatly appreciated.
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