19,133 Answered Questions for the topic Algebra

Algebra Math Basic Math

11/02/21

If Ariana has 3 more nickels than dimes and they have a combined value of 135 cents, how many of each coin does she have?
If Ariana has 3 more nickels than dimes and they have a combined value of 135 cents, how many of each coin does she have?
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Algebra

11/02/21

Find the demensions of a rectangle whose width is 7 miles less than its length and whose area is 98 square miles
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Algebra

11/02/21

Find the length of the shorter leg of a right triangle if the longer leg is 5 feet more the the shorter leg and hypotenuse is 5 feet less than twice the shorter leg

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Algebra

11/02/21

ALGEBRA MATH 103
a waterfall has a height of 700 feet. a pebble is thrown upward from the top of the falls with an initial velocity of 24 feet per second. the height of the pebble h in feet after t seconds is given... more
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Algebra

11/01/21

If f(x) = x2 + x, find f(-3).
If f(x) = x2 + x, find f(-3).
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Algebra

11/01/21

how many pounds of peanuts worth $.90 per pound must be added to 10 pounds of walnuts worth $.60 a pound to form a mixture worth $.80 per pound?
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10/31/21

eigenvalues and eigenvectors

That is right, you already stated teh value of E(x)^2 at the bottom being finite, so as you mentioned infinite - finite value is infiniteSuppose a phone company has two plans, regular and high... more
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10/31/21

The signa of a prescription is "2 tab qid for 1 month" the patient bought 80 tablets and comes back after 15 days.
Solve for the percent compliance rate and answer up to the 2nd decimal place.
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Algebra

10/31/21

if C >0, |u| = c is rquivalent to ?
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Algebra

10/31/21

if a <b then a+c=?
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Algebra

10/31/21

blets were produced. Derive the number of tablets that the company could sell to make the same amount of profit?
The demand function for a tablet is given by the model p = 200 - 16x2 where p is measured in dollars per tablet and x is measured in millions of tablets. If it costs $50 to produce each tablet and... more
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Algebra

10/31/21

A triangle has a perimeter of 44feet. If the three sides of the triangle are n, 3n−2, and 3n−3, what is the length of each side? Separate multiple answers with a comma.
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10/30/21

Check each of the given numbers to see if they are solutions to each equation. Show your checks and summarize which are solutions and which are not:
a). n=4n+5 n=-3,-5/3,0,5/3b). m-2m2=-120 m=10,8,1,-2,-7.5
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10/30/21

List the Inverse of the Operations that were applied to y:
List the Inverse of the Operations that were applied to y:y3/12-7
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10/30/21

Consider the expression:
Consider the expression: x2(13-x)a). Evaluate the expression when x is -23. b). What objects are being subtracted? c). What objects are being multiplied?
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10/30/21

Stats question, please explain and answer.

At the Olympic level of competition, even the smallest factors can make the difference between winning and losing. For example, Pelton (1983) has shown that Olympic marksmen shoot much better if... more
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Algebra

10/29/21

Math problem for my algebra class
A text message plan cost $7 per month plus $0.35 per text. Find the monthly cost for x text message. The monthly cost of x messages is __ dollars
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10/29/21

How to find the range of a given rational function.
Ive been looking over the whole internet for a video on how to solve this 2 rational equations and how to find the range of them but somehow i cant comprehend it. And the worst thing is that the... more
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10/29/21

Find the value(s) of the constant k that make the function continuous everywhere.
Find the value(s) of the constant k that make the function continuous everywhere.f(x)= {x+k x <= 5 kx^2 x> -5
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Algebra Math

10/29/21

Please Read the Description!
One thousand chances are sold at $6 apiece for a raffle. There is a grand prize of $500​, two second prizes of ​$275​, and five third prizes of $100. First calculate the expected value of the... more
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Algebra College

10/29/21

Find the slope of the line perpendicular to y = -1/4x -18
ummmmm i really just need the slope, i don't know how to do it
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10/29/21

Evaluate or simplify expressions

I had three problems I can’t figure out at all. Sec-1(Csc theta) Cos-1x+ Cos-1-X Tan-1(Cot theta)
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10/29/21

Consider the following relation. Find four points contained in the inverse. Express your values as an integer or simplified fraction.
Consider the following relation. y = −x − 5 Find four points contained in the inverse. Express your values as an integer or simplified fraction.
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10/29/21

Simplify each expression (if it is already simplified, state that it is already simplified):
a). 4x8-y3+33/14zb). 4C-5C+6C-7C+8C2c). (4D)(-5D)(6D)(-7D)(8D2)d). -12(444cd5e6543/F-G)0-10x0e). (3xy2)10(x3y)2+(2x2)8(-7y6)4
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10/29/21

An oil tanker train car is in the shape of a cylinder (on its side).
An oil tanker train car is in the shape of a cylinder (on its side). The train car is 75 feet long and 8 feet 6 inches across (and so 8 feet 6 inches for the diameter). Approximate the capacity... more
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