1,081 Answered Questions for the topic Equations

12/15/17

Solving equations with quadratic formula? 8n^2 + 4n - 16 = -n^2

8n2 + 4n - 16 = -n2
Equations

12/13/17

a flying squirrel jumped from a tree 11 feet in the air at an initial velocity of 9 feet per second. h=height in seconds t=time in seconds h=.2t^2+9t+11

What was the squirrels maximum height? How many seconds after he jumped was the squirrel at his highest point? When did the squirrel reach the ground?

Solving a trigonometric equation

A point on an industrial flywheel experiences a motion described by the function h(t)=13cos(pi/0.35)t + 15.   What is the general solution for the time it takes to reach maximum... more

12/12/17

Help finding area of a rectangle, excluding one side.

The problem goes as follows: "John has 2,000 meters of fencing, and wants to enclose a rectangular plot that borders on a river. If John does not fence the side along the river, what is the largest... more
Equations Word Problem

12/12/17

print it will charge $21.50 each for jersey write a equasion to show the total cost of jersey from print it

 bill is going to order new jerseys for his base ball team the jerseys will have the team logo printed on the front bill ask 2 local company to give him a price define the variables you will use in... more
Equations

12/11/17

eIn a rectangle, the length is four less than double the width. If the area is sixteen, what is the width?

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Equations

12/10/17

translating sentences into equations

three times the quotient of 4 less than a number m and 10 is 3  

How do I solve problems like the one in the description?

How do I solve problems like "Joe bought 9 oranges, 4 pears, and 30 grapes, he spent in all of them $ 9.50. How much do pears cost if oranges cost $ 0.55 each?"
Equations Equayions

12/07/17

a toll road charges $2.00 plus $.25 for each mile driven. what is the equation ?

 Help for my daughters math homework

In a week, Tracy earns 12.45 less than twice the amount Kayla earns. Tracy earns $102.45. Write and solve an algebraic equation to show how to find what sheEarn

In a week, Tracy earns 12.45 less than twice the amount Kayla earns. Tracy earns $102.45. Write and solve an algebraic equation to show how to find the amount Kayla earned.        PLEASE help... more
Equations

12/04/17

Provide a balanced equation for the hydration of boric acid, H3BO3(s), a weak electrolyte

need help with balancing hydration equations for weak electrolytes
Equations

11/28/17

Hi. How would you write the equation for the question 'how long would it take to empty out the oceans with a spoon?

Given that there are around 321,003,271 cubic miles of water and a tablespoon holds 15ml. And you are emptying 60 spoonfuls per minute. This is for a tattoo representing the lyrics 'trying to empty... more
Equations

11/27/17

Hi. How would you write the equation for the question 'how long would it takento empty out the oceans with a spoon?

Given that there are around 321,003,271 cubic miles of water and a tablespoon holds 15ml. Thanks
Equations

11/26/17

One sixth of forty-two is seven

7th Grade Math
Equations

11/26/17

One more than three times seven is twenty-two

7th Grade Math 
Equations

11/26/17

Eight less than 23 is fifteen

7th Grade Math  
Equations

11/26/17

Four times nine is thirty-six

7th Grade Math 
Equations

11/26/17

Seventeen is one more than twice a number

7th grade math
Equations Linear Parameters

11/25/17

System of linear equations

Given this system of linear equations where {a} is parameter.ax + 18y = 13a² - a5x + (a - 1)y = 15For which value of a The system will have infinitely many solutions? Step by step guide, please.

11/23/17

(2z+1)^1/2+(3z+4)^1/2 = 7, what is the value of z?

Choices:- A 1 B 2 C 3 D 4   Correct answer is 4. How?

apply the transformation

apply the transformation f(x+2) to f(x)=3x+4

11/21/17

Find and interpret the horizontal and vertical intercepts for the following height equation.

Find and interpret the horizontal and vertical intercepts for the following height equation. Round your answers to two decimal places when necessary.   h=-16t2+61t+5  (h is in feet and t is in... more
Equations

11/16/17

Show your steps and round to 2 decimal points. 4x-5=16

Show your steps and round to 2 decimal points.  
Equations

11/14/17

A scale drawing of an office indicates 1/4 inches=4 feet. On the drawing, one wall measures 3 inches. How long is the actual wall?

This is an equation word problem 

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