527 Answered Questions for the topic Equation

05/18/19

#### Write an inequality that represents five less than two times a number that is at least fifteen, then solve the inequality

7th grade math finals review

04/30/19

#### J is 25 more than 3

Write and equation to represent the following statement j is 25more than 3

04/17/19

#### I need help on a stoichiometry

How many moles of iron metal are produced when 3.2 mol iron (III) oxide and 2.3 mol carbon monoxide react? Fe2O3 + 3CO ----> 2Fe + 3CO2

04/17/19

#### I need help on a stoichiometry

5. If a student decomposes 58.498 grams of aluminum carbonate and she collects the gas and measures 27.68 grams of carbon dioxide, determine the percent yield for this...
more

04/08/19

#### please help struggling with Math 115 Word problem

Jason just retired, and has $710,000 to invest. A very safe Certificate of Deposit (CD) account pays 1%, while a riskier bond fund pays 7.5% in interest. Jason figures he needs $14,000 a year in...
more

03/21/19

#### equation of a hyperbola

Precalculus Question:Two radar sites are tracking an airplane that is flying on a hyperbolic path. The first radar site is located at (0,0), and shows the airplane to be 200 meters away at a...
more

03/19/19

#### Kinematics - Using equations

A bicycle travelling at 5ms^-1 undergoes uniform acceleration and travels a distance of 600m in 20s.Calculate:a) accelerationb) velocity at the end of 20s

03/19/19

#### Enter the sentence as an equation or inequality. Use x to represent any unknown number. Three increased by one equals the quotient of eight and two.

I really appreciate if you help.

03/18/19

#### What are the solutions to the equation?

What are the solutions to the equation: 4x^2*y^2+z^4+sqrt(3x^2*y-6x^2)+16=7z^2+4xyz

03/18/19

#### Trigonometric equation (URGENT!!)

a)sin(5x)-cos(5x)=0 b)sen(x)+cos(x)=1 c)sqrt2*sin(x)/2+ sqrt2*cos(x)/2=-1/2 pls its a hurry and pls explain step by step. pls use cos,sin and tan if needed. 0 following

01/02/19

#### Algebra and Trigonometry

a ceramic tile designer has some odd lots of tiles in boxes. a particular box contains square, pentagon and hexagonal tiles. altogether there are 100 tiles. there are 20 more pentagonal tiles than...
more

12/20/18

#### write the equation of the parabola

that passes through (0,-24) and has a vertex of (-6,-12)

11/27/18

#### Need an equation

It costs $4.25 per game at the bowling alley, plus $1.90 to rent shoes. If I have $20, how many games can I bowl?

10/14/18

#### mystery function

How does one find an equation for data given a set of ordered pairs (the function is not linear)?My series begins: (1,1), (2,5), (3,14), (4, 30), (5, 55), (6,91). I am curious about the answer but...
more

## Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.

Most questions answered within 4 hours.

#### OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.