19,133 Answered Questions for the topic Algebra

02/22/22

Please help! Thanks!
Jody sold 4 more than twice the number of cars that Laura sold. If Laura sold c cars, how many more did Jody sell than Laura?f. 4g. c+4h. 3c+4j. 2c+4
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02/21/22

Please help! Thanks!
If 3x-2 is an odd integer, what is the next consecutive odd integer?a. 3x-1b. 3x-3c. 3x+1d. 3x
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Algebra

02/21/22

Tonya made $65 less than four times Lily’s weekly salary. Write an algebraic expression to represent their combined salary.
Tonya made $65 less than four times Lily’s weekly salary. Write an algebraic expression to represent their combined salary.
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Algebra Math Trigonometry

02/21/22

Write the equation of a sine function that has the following characteristics. Amplitude: 6 Period: 3pi Phase Shift: 1/5
Amplitude: 5Period: 6piPhase Shift: 1/5I've tried entering the equation y = 6sin ((2/3)x - 1/15)), but my program says that the 1/15 is incorrect. Can someone help?Thanks so much in advance!
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Algebra Math

02/21/22

solution the the equation
Is (4, 4) a solution to the equation y = x?
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Algebra Functions

02/21/22

Given f ( x ) = 2 x + 9
a) Evaluate f(1)f(1) = ________b) Solve f(x)=5x =
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Algebra Math Geometry

02/21/22

Rounding numbers

My teacher wants me to round this number to the fourth decimal place. 57.2899616308
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Algebra

02/21/22

The sum of five times a number and seventeen is 32. Write and equation to demonstrate the relationship and then solve to find the number. Use x to represent the unknown number.
The equation is: ________The number is:  ________
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Algebra

02/21/22

Find a linear equation to solve for the following unknown quantities:
One number exceeds another number by 8 and their sum is 14.The equation is: _______(Note: use x as your variable)The two numbers are: ________ (Note: separate with comma with no extra space )
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02/21/22

Set up your Fantasy Race. Research two different cars/trucks. What is the average hp and weight of each? Based on the formula, how fast can each reach a quarter-mile? Show all the work for each.
the formula is t= 5.825 times the cubed root of (w/p)
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Algebra Math

02/21/22

A Web music store offers two versions of a popular song. The size of the standard version is
A Web music store offers two versions of a popular song. The size of the standard version is 2.7 megabytes (MB). The size of the high-quality version is 4.9 MB. Yesterday, there were 1050 downloads... more
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Algebra Math Trigonometry

02/21/22

Write the equation of a sine function that has the following characteristics. Amplitude: 5 Period: 6pi Phase Shift: 1/5
Amplitude: 5 Period: 6pi Phase Shift: 1/5Thanks so much in advance!
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Expert Answers •1

02/21/22

Find a linear equation to solve for the following unknown quantities:
One number exceeds another number by 2 and their sum is 18.The equation is: ________(Note: use x as your variable)The two numbers are: _______ (Note: separate with comma with no extra space )
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02/21/22

A flat screen television is advertised as being 45 inches on its diagonal. If the TV is 18 inches tall, then how wide is the screen?
The screen is________inches wide.Round your answer to the nearest tenth as needed
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02/21/22

A flat screen television is advertised as being 45 inches on its diagonal. If the TV is 18 inches tall, then how wide is the screen?
The screen is ________ inches wide.Round your answer to the nearest tenth as needed
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Algebra Math Trigonometry

02/21/22

Please name the quadrant in which the angle theta lies?

sin θ >0, cos θ <0 sin θ < 0, tan θ < 0 cos θ > 0, tan θ > 0 cos θ > 0, cot θ < 0
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02/21/22

Help, math, matrix, calculus
Hi, I need some help with simple mathematics, matrixGiven the matrix 6 -2 *B = * 6 -1 -1 * 5a) Find the missing coefficients in the matrix B so that it becomes... more
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02/21/22

Math, linear algebra, electrical engineer, matrix
Hi, I need some help with matrix equationsWe will look at a mouse that can move freely between two rooms A and B. If the mouse was most onroom A in the course of one day, it will be most in room B... more
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02/21/22

Math, linear algebra, electrical engineer
Hi, I need some help with some mathematical problems.Question 1.A line segment PQ have the coordinates P=[1,3] and Q=[4,3]. The new transformed line segment P'Q' emerges by reflecting PQ around the... more
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Algebra Algebra 1

02/21/22

D=rt word problem
There are 2 cars 550 miles apart and traveling towards eachother. They meet in 5 hours. If one cars speed is 5 mph faster than the other, find the speed of each car.
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Algebra

02/21/22

If f ( x ) = 7 x 2 , find:f ( 4 + h ) − f ( 4 )
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02/21/22

using direct substitution to evaluate the limit
use direct substitution to show that each limit leads to the indeterminate form 0/0. Then, evaluate the limit using algebra. 1. lim √ x+4 −1/ x+3 x→−3 2, lim 2x2... more
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Algebra

02/21/22

Open Box calculating 4 squares (sides)
An open box is constructed from a 28 cm by 21 cm sheet of cardboard by cutting out equal squares of side x cm from each corner and then folding up the sides. The volume of such a box is given by... more
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Algebra

02/20/22

Mixture, Solutions, Age Problems
You have one type of chocolate that sells for $1.70/lb and another type of chocolate that sells for $9.00/lb. You would like to have 58.4 lbs of a chocolate mixture that sells for $5.50/lb. How... more
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02/20/22

Please help. Thanks!
If 0 < a < 1, which of the following increases as a decreases?a. a-1b. a^2-1c. 1/ad. a^2
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