7,189 Answered Questions for the topic Math Help

Math Help

09/07/17

The sum of twice a number and 14 less than the number is the same as the difference between - 6 and the number. What is the number?
The sum of twice a number and 4 less than the number is the same as the difference between - 32 and the number. What is the number?
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09/06/17

Determine the prime factorization of each number | A. 30 | B. 33 | C. 52 | D. 72 | E. 65 | F. 76
I have already done the factors for each question but I am just confused and what I should circle, it has no picture and it only wants me to circle one, I just need to know which one I need to circle
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Math Help Math Equations

09/06/17

Jacob and Isaiah are brothers. Their combined ages are 63. Jacob is 7 years older than Isaiah. How old are each of the boys?
The equation I came up with is 7J + I = 63. But after solving it I got 56 but I  don't actually know how to find the ages for both of them. Please help. :) 
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Math Help

09/06/17

A company wants to decrease their energy use by 15%. If their electric bill is currently $2,200 a month, what will their bill be if they’re successful?
A company wants to decrease their energy use by 15%. If their electric bill is currently $2,200 a month, what will their bill be if they’re successful?
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Math Help Math

09/05/17

How does the answer equal 2km?
How many kilometers can a greyhound run in four minutes if it runs half as fast as a car going 60km/h? You use the Distance, Time, Speed method. So if the greyhound runs half as fast as a car... more
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Math Help

09/05/17

Jayne bought between 2 and 3 pounds of granola. If the amount of granola she bought was closer to 2 pounds, how many pounds could she have bought?
Jayne bought between 2 and 3 pounds of granola. If the amount of granola she bought was closer to 2 pounds, how many pounds could she have bought?
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Math Help Math Word Problem

09/05/17

what are the multpies for 1/3
i need to know what 6 mupitles of 1/3 
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Math Help Math Tutor

09/05/17

The quotient of a number and 5​, minus 3​, equals seven fifths. Find the number.
help me find the answer please, quick!
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09/05/17

How to determine is a triangle is a right triangle based on only two sides?
Title.   I've been given only the length of two sides of a triangle. How do I determine if that triangle is a right triangle or not a right triangle?
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Math Help Math Calculus

09/05/17

Calculus question
Use the function y = 2e^-5x^2 to answer each question. Help!? 1. Discuss the symmetry of the graph.2. Determine the intervals of increase and decrease
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Math Help

09/05/17

Math Problem Find all solutions of the equation
x^2/3 - 5x^1/3 = 36
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Math Help

09/05/17

the sum of 57 and the number b
i need help on my math i can't really understand my teacher sometimes he goes way to fast and i don't learn at that past i can decribe myself as leaning at a slow no rushing past so i need some... more
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Math Help Math

09/04/17

FInd the measure.
FInd the measure of an angle that is 6 less than one-half its complement.
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Math Help

09/04/17

How many quarts of pure antifreeze must be added to 2 quarts of a 10​% antifreeze solution to obtain a 20​% antifreeze​ solution?
I need help with my math homework because it is hard. 
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Math Help

09/04/17

find the inverse function of the following function
f(x)= 4x/sqrrt(5x^2+4)
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Math Help Algebra

09/04/17

Express the number in the form a/b, where a and b are integers.
(0.008)∧−2/3
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Math Help

09/04/17

A price of cloth measures 4 yards., 3 feet and 10 inches in length. What is its length in feet?
this is a question I have been stuck on not really knowing how to start the question.
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09/04/17

If the price of a $48 pair of jeans is reduced by 1/4, how much sales tax must be paid on the jeans in a state having a 6% sales tax?
i need help figuring out how to solve this practice problem before I have my test.
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Math Help

09/04/17

The total length of a fence along the front and one side of a rectangle lot is 800 feet. If the front side is three times as long as the side of the fence.
I need to figure out how many feet long is the side fence.
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09/04/17

How many meters can Sam cycle in 10 seconds?
Sam can cycle at the rate of 8m in a third of a second. How many meters can he cycle in 10 seconds?   *Please show full working for your answer. Thank you :)
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Math Help

09/03/17

A seahorse swims at a rate of 32.1 feet per hour. convert this speed to inches per minute
Someone can solve this for me
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Math Help

09/02/17

I'm stumped and need help with this question.
A store sign reads "Take 75% off the original price when you take an additional 15% off the sale price, which is 60% off the original price." Is the store's sign accurate? Explain.
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09/02/17

On a number line, the signed distance from a number a to a number b is given by b – a. The function d(x) gives the signed distance from 3 to any number x.
Write and graph the function described. determine the domain and range. tell whether the function is continuous or discrete.
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09/02/17

calculus question
A population of grasshoppers quadruples in twenty days. Assuming exponential growth, if the present population is 40 million, what will it be in 50 days? Answer the question by first finding the... more
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Math Help

09/01/17

The distance from city A to city B is 100 miles. The distance from city A to city C is 110 miles. Find the distance from city B to city C.
The cities A, B, and C, in respective order, lie approximately in a straight line. 
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