1,063 Answered Questions for the topic Equations

#### 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

#### 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...
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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)

#### 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)

#### 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

#### 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...
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#### Solve the logarithmic equation

Solve the logarithmic equation log3(x-2)=4

#### 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...
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#### 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...
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#### 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...
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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...
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#### 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...
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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

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...
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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...
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#### 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

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?

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.

#### 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?

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...
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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?

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

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

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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