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37 Answered Questions for the topic Math Equation

Math Equation Math Pre Calculus

10/14/20

Composite Function Conundrum

The problems given are:f(x)=x2 -9x and g(x)=x-7I already found (f o g)(x) and (g o f)(x). But now I need (f o f)(x) and (g o g)(x)
Math Equation Trigonometry Math Help

12/10/19

Trigonometry equation

Find tan(x-y) if sin(x) = 1/5, cos(y) = 2/5, tan(x) < 0 tan(y) > 0
Math Equation Math Algebra 1

07/17/19

Alex works for 35 hours a week to earn $500. Every additional hour over 35 hrs is considered overtime.

He is paid $20 p/overtime hour. x is to represent the amount of hours worked p/week. He wants to earn more than $800 a week. Create an inequality to find the number of overtime hours, x, Alex must... more
Math Equation Geometry Slope

12/17/18

Can anyone help?

The equation of a line containing one leg of a right triangle is y = −4x. Which slope would represent the line containing the other leg of this triangle?
Math Equation Math Maths

09/30/18

Formula that predicts the location of moving enemy

A rocket that explodes not on impact, but explodes on a timer will be shot from myself to the enemy. The timer can only be inputted at the start of the shot. The rocket can only go straight and has... more
Math Equation

09/13/18

Can someone please help me

9 - 3 divided by 1/3 +1 - 10+6- (-98)
Math Equation

09/13/18

I need help on this math problem

9 - 3 divided by 1/3 +1 - 10+6- (-98) 
Math Equation

05/03/18

if 10 sheets of paper are 0.08 cm thick how many sheets will fit?

the paper feed on a copying machine has room for a stack of paper 4.0 cm high

03/16/18

Bearings Problem Solving Question

I need help on this question where I don't know how to use bearings to answer this question. Please can have the step by step workings to answer this question.     Keiran runs 5km on a bearing... more

02/09/18

what is the answer to, write an equation for a parabola with a focus at (-7,-5) and a directrix at x=-4

I am trying to find an equation for the parabola
Math Equation Math Word Problem

12/19/17

I need to write a mathematical story problem for this equation: 1/2(4x+8)=15 Can you help??

I need to write a mathematical story problem for this equation: 1/2(4x+8)=15   The equation can be simplify to 2x+4=15   Can anyone help??
Math Equation Math Slope Intercept Form

09/19/17

Kim is a math and science tutor. She offers tutoring sessions that are 1, 1.5, 2, 2.5, or 3 hours long. The equation m=15h + 30 represents her charge in dollars

(continued) for a math session that is h hours long. For science, she charges the same one-time fee but a different hourly rate. She charges $105 for a 3-hour science tutoring session. Write an... more
Math Equation Math Help Math Question

06/13/17

A company rents boats for $70 per hour plus initial $15 fee.

Write an equation that models the scenario. Let x equal the number of hours and y equal the total cost of the rental. Make a table and find 5 points that satisfy the equation.Graph the relationship... more
Math Equation Math Equations

05/08/17

What is 10n = 5n + 5?

It's an equation I need to learn
Math Equation Math Math Help

03/21/17

Using the scale shown, what is the actual distance, in feet, between the store and the food court?

Penny measured the distance between the store and the food court on the map.Store<---4.5---->food courtLegend:0.5 inch=75 feetUsing the scale shown, what is the actual distance, in feet,... more
Math Equation

02/28/17

Math word problem please help

Grace had 16 more comic books then Mark. After Mark gave Grace 12 of his comic books he realized he then had half as many as Grace. How many comic books did grace end up with ?
Math Equation Solve Applied Problems

02/27/17

The perimeter of a rectangle is 48 feet. The length is 4 feet less than triple the width. What are the dimensions of the rectangle?

The perimeter of a rectangle is 48 feet. The length is 4 feet less than triple the width. What are the dimensions of the rectangle?
Math Equation Math Problem Solving

10/23/16

create your a problem that involves one or both of the two points (-3, 4) and (6, 1)

The coordinates of two points are given: (-3, 4) and (6, 1)

09/19/16

I am having trouble getting the answer to the miles in math homework

When Fritz drives to work his trip takes 30 ?minutes, but when he takes the train it takes 20 minutes. Find the distance Fritz travels to work if the train travels an average of 12 miles per hour... more
Math Equation

09/13/16

One bundle contains 420 20 bills what would be the total value of 60 bundles

One bundle contains 420 20 bills what will be the total value of 60 bundles
Math Equation

06/29/16

21 foot board long is cut into 3 pieces. second pieces is twice as long as first piece, and 3rd piece is 5 feet longer than the 1st. How long are the 3 pieces?

A carpenter cuts an oak board 21 feet long into 3 pieces. If the second piece is twice as long as the firs piece and the third piece is 5 feet longer than the first piece, how long are the 3... more
Math Equation Math Problem

05/18/16

The length of a rectangle is two more than the width. If the perimeter is 100? feet, what is the length and? width?

I have forgotten how to write the formula out in order to solve this equation.
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