70 Answered Questions for the topic System Of Linear Equations

System Of Linear Equations

10/24/16

System of Equations

Solve the system of Equations.    X+y+z=3 x-y+2z=9 5x+y+z=15
System Of Linear Equations Algebra Word Problem

10/22/16

In a collection of coins there are 7 less dimes than there are quarters. If the value of the collection is $3.85, then how many quarters are there?

let x= number of quarters let y= number of dimes   y=x-7 .25x+.10y=3.85
System Of Linear Equations

09/08/16

System of linear equations

Without graphing, construct a system of two linear equations where (-2,3) is a solution to the first equation but not to the second equation, and where (5,-2) is a solution to your system 
System Of Linear Equations

05/02/16

system of linear equations

Two mechanics worked on a car. The first mechanic worked for 10 hours, and the second mechanic worked for 15 hours. Together they charged a total of $2475. What was the rate charged per hour by... more
System Of Linear Equations

04/27/16

Johan and Genny are trying to find a moving company

Johan is trying to decide which company he should hire to help him move to his new house. "toss it" company charges a base fee of $120 plus $25 an hour. "crash boom" charges a base fee of $50 plus... more

04/08/16

Find two numbers whose sum is 55. The Larger number is 4 more than twice the smaller

what is the answer to this question, because i don't understand.
System Of Linear Equations

04/03/16

help me please

your teacher is giving you a test worth 100 points containing 40 questions. there are two point and for point questions on the test. how many of each type of question are on the test
System Of Linear Equations Systems Of Equations By Elimination

03/16/16

system of linear equations?

3x+5y=-172x+4y=6What equation did Bob have after he eliminated x?
System Of Linear Equations

03/12/16

Find two supplementary angles such that the measure of the larger angle is 15 degree more than twice the measure of the smaller one.

system of linear equation question.
System Of Linear Equations

03/11/16

A bookstore sold 18 books for a total of $176 . If some of the books were sold for $7 and some for $12 , how many of each were sold?

Hi, the question is a system of linear equation question. 
System Of Linear Equations Algebra 1 Algebra Equations

02/09/16

I really need urgent help for this question... What do they mean by determine the conditions? What conditions? And how do I do the question?

Consider the simultaneous equations px-y=6,8x-2y=q determine the conditions that p and q must satisfy of the simultaneous equations have (i) an infinite number of solutions(ii) no solution,(iii) a... more
System Of Linear Equations

02/09/16

A company borrows $600,000 for 1 year to expand its product line. Some of the money was borrowed at a 4% simple interest rate.

Write a system of equations that can be used to solve the problem, then solve the system and determine the answer. A company borrows $600,000 for 1 year to expand its product line. Some of the... more
System Of Linear Equations

01/20/16

How much does each gallon of paint and each brush cost?

You purchase 8 gallons if paint and 3 brushes for $152.50. The next day, you purchase 6 gallons of paint and 3 brushes for $113.00. How much does each gallon of paint and each brush cost?
System Of Linear Equations Algebra 1 Linear Equations Word Problems

01/12/16

A department store worker can earn $500 per month plus a 4% commission on their total sales, or $400 a month plus a commission on total sales.

Kenisha sells athletic shoes part-time at department store. She can earn either $500 per month plus a 4% commission on her total sales, or $400 a month plus a 5% commission on total sales. Write a... more
System Of Linear Equations

01/04/16

Which ordered pair is the solution to the system of equations below using the substitution method?

3x+2y=16 4x-5y=6   A. (4,2) B. (3,5) C. (2,6) D. (5,4)
System Of Linear Equations

01/03/16

which ordered pair is the solution to the system of equations below using the elimination method?

8x-7y=17 -2x+13y=7   A. (1,4) B. (3,1) C. (4,2) D. (2,5)  
System Of Linear Equations

01/03/16

which ordered pair is the solution to the system of equations below using the elimination method?

9x+5=-16 2x-10y=-48   A. (2,-2) B. (-3,3) C. (5,5) D. (-4,4)
System Of Linear Equations

12/16/15

Which ordered pair is a solution to the following system of inequalities?

y> 4x-1 y> -4x-3   A. (0,-5) B. (5,-8) C. (0,4) D. (-11,-4)
System Of Linear Equations

12/15/15

which ordered pair is the solution to the system of equations below using the elimination method?

2x-2y=6 3x+2y=34   A. (8,5) B. (7,11) C. (9,4) D. (6,9)
System Of Linear Equations

12/15/15

which system of equations is represented by the matrix below?

the matrix ...... [2 4| 12] [2 0|  4]   A. 2x-4y=12     y= 4   B. 2x+4y=12     2y=4   C. 2x+4y=12     2x=4   D. 2x-4y=12      2y=4
System Of Linear Equations Algebra Word Problem

11/29/15

Without actually solving the problem, choose the correct solution by deciding which choice satisfies the given conditions.

Keisha has a total of 80 coins, all of which are either dimes or quarters. The total value of the coins is $11.00. Find the number of each type of coin.
System Of Linear Equations

11/15/15

Word Problem

A Web music store offers two versions of a popular song. The size of the standard version is 2.2 megabytes (MB). The size of the high-quality version is 4.2MB. Yesterday, there were 820 downloads... more
System Of Linear Equations

10/09/15

system of linear equations

Jermaine has a total of $13,500 in his money market and certificate of deposit account. The money market account pays him 0.90% while the CD account pays 1.3% interest. If he earned $155.50 in... more
System Of Linear Equations

09/14/15

Carletta has 7000 dollars to invest

As her financial consultant, you recommend that she invest in Treasury Bills that yield 5%, Treasury Bonds that yield 6%, and corporate bonds that yield 7%. Carletta wants to have an annual income... more
System Of Linear Equations

05/28/15

systems of linear equations

Cora is going to ship some gifts to family members, and she is considering two shipping companies. The first shipping company charges a fee of $20 to ship a medium box, plus an additional $2 per... more

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