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Solving systems of equations
Page 3
Questions (283)
melissa collected three kinds of autumn leaves ,oak,elm and maple.she has 2 times as many maple as elm leaves and 5 times as
3 answers
asked by
trevor
261 views
The point (0, - 2) is a solution to which system?
(1 point) A. - 5x + y = - 2 - 3x + 6y = - 12 B. - 5x = y - 3 3x - 8y = 24 C. x
3 answers
asked by
...
16 views
Solve the system of equations using with multiplication
4x-6y=-48 -2x+4y=30
3 answers
asked anonymously
35 views
solve system of equations graphically and check
2x - y = 5 3x + 2y = 4
3 answers
asked by
Genevieve
1,226 views
what is the value of x in the system? 5x-3y=23 3x+5y=7
1 answer
asked by
ashtyn
334 views
Solve by eliminatin method.
2r-5s= -11 5r+2s= 16
1 answer
asked by
Joe
352 views
1/2x - 1/4y= 7/2
3/4x + 1/3y= 19/2 To change into y=, do i multiply the top one by by 1/4 and the bottom one by -1/3?
5 answers
asked by
please help(:
326 views
What is the last step to solving a system of equations? (1 point)
Make a table of solutions of the linear equations. Estimate the
3 answers
asked anonymously
65 views
"100 bushels of corn are divided among 100 men, women, and children. Men receive 3 bushels each, women 2 bushels and children
1 answer
asked by
Reiny
1,165 views
The point (5, -3) is a solution to which system of equations?
A. y=c+2 y=x+5 B. y=-1/2x +6 y=3x-1 C. y=2/3x+6 3y+6x-18=0 D. y=x-8
3 answers
asked anonymously
8 views
solve and comparison:
a)4x-9y=4 6x+15y=-13 im so lost!!!!!
7 answers
asked by
rany
743 views
1 )3x + 8y = 1
7x + 4y = 17 Answer: (3,1) 2) -3x + 5y = -7 9x + 2y = 38 Answer: (4,1) 3) 7r + 3s = 13 14r - 15s = -16 Answer:
4 answers
asked by
Veronica
1,485 views
what di di do wrong in this???
the question is: x-8y=18 -16x+16y=-8 i did : first multiplied the first equation with 2 then
3 answers
asked by
Anonymous
534 views
To solve this system, you could do the following steps:
3x+4y=48 6x+2y=60 1. Choose the best method to solve by looking at the
3 answers
asked anonymously
166 views
0.3x - 0.2y = 4
0.5x + 0.5y = 45/23 How to eliminate?
3 answers
asked by
Purple People
328 views
{3x+y-4z=-30
{3x+2y+2z=-8 {5x+5y+z=-26 (Give the answer to each equation)
3 answers
asked by
John
13 views
I know there are methods out there but what do you think is the best or easiest method(s) of solving a system of equations.
Depen
1 answer
asked by
Shawn
664 views
Can someone help me set this up to solve or what should i do because i have no clue. thanks.
Some scientists believe there is a
1 answer
asked by
mathstudent05
406 views
k well i had to use substitution to find the point of intersection for these 2 equations
x-y=10 3x+y=11 i chose to substitute y
1 answer
asked by
thomas
431 views
I'm stuck on this problem. Can you help?
-4x-9y=1 -x + 2y =-4 WHat is x and y? Two equations in two unknowns. Here is a quick way
2 answers
asked by
kyle
550 views
A large family wedding for the Smiths will require 113 trays of sandwiches, 116 trays of hors d' oeuvres, and 144 trays of
1 answer
asked by
Raj
500 views
Six pears and three apples cost $3.90. Two pears and five apples cost $3.30. How much does one pear cost?
Hint: You have two
1 answer
asked by
Margie
1,125 views
Six pears and three apples cost $3.90. Two pears and five apples cost $3.30. How much does one pear cost?
Hint: You have two
1 answer
asked by
Margie
714 views
1.Six pears and three apples cost $3.90. Two pears and five apples cost $3.30. How much does one pear cost?
Hint: You have two
2 answers
asked by
SANDRO!
489 views
PLz help me!These questions are on my study guide for tommorrow's test and I don't get them.Please help me solve them because I
3 answers
asked by
Martha
518 views
How do i solve inequalitites with three variables. I still can't figure it outplease help.
x+y=1 y-z=-3 2x+3y+z=1 THE ANSWERS ARE
1 answer
asked by
Jasmine202005
726 views
A student bought a calculator and a textbook for a course in algebra. He told his friend that the total cost was $115 without
1 answer
asked anonymously
35 views
For a certain value of $k$, the system
\begin{align*} x + y + 3z &= 10, \\ x - 2y + 8z &= 7, \\ kx + 5z &= 3<#> \end{align*}<#>
1 answer
asked by
becky
37 views
Determine if the following system of equations has no solutions, infinitely many solutions or exactly one solution.
minus, x,
1 answer
asked anonymously
22 views
Use the table to answer the question.
System A System B 7x+4y=−4 5x+8y=28 7x+4y=−4 ? Which of the following terms will make
1 answer
asked by
:)
52 views
Carissa works as a babysitter during her summer vacation. She gets paid one rate for daytime hours and a higher rate for
1 answer
asked anonymously
58 views
se the table to answer the question. System A System B 7x+4y=−4 5x+8y=28 7x+4y=−4 ? Which of the following terms will make
1 answer
asked anonymously
70 views
Does the graph show the system of equations x+y=2 and −x+y=7? Should the lines for the system be parallel? (1 point) Responses
1 answer
asked by
Billy bob
179 views
What is the last step to solving a system of equations?(1 point) Responses Check the answer. Check the answer. Graph the lines.
4 answers
asked anonymously
57 views
on a canoe trip, Rita paddled upstream (against the current) at an average speed of 2 mi/hr relative to the riverbank. on the
4 answers
asked by
Amber
1,409 views
use the elimination method to solve the system of equations. Choose the correct ordered pair.
2x+4y=16 2x-4y=0 A.(4,2) B.(2,4)
3 answers
asked by
regan
1,373 views
I need help! I am confused! Algebra
solve using substitution or elimination.10x-15y=10 4x+6y=0
4 answers
asked by
Mark
1,320 views
A company has two printers. Printer A prints a pages per minute, and Printer B prints b pages per minute. When Printer A prints
4 answers
asked by
Angie
1,242 views
Anna burned 15 calories per minute running for x minutes and 10 calories per minute hiking for y minutes. She spent a total of
2 answers
asked by
Joy
1,212 views
April buys 8 books for $44.1 paper back book costs$4 and 1 hard back book costs $8. how many of each did she buy? (use an
2 answers
asked by
Damoy
1,168 views
missed this in parade magazine, please answer for me
man owns cows and chickens that total 30 when the son couned them his answer
1 answer
asked by
george
1,102 views
2x+4z=-8
3x+y+5z=2 -x+y-2z=4 I need to solve each system of equations by using the inverse of the coefficient matrix. Are these
2 answers
asked by
mike
1,029 views
Explicitly explain how to tell an answer is correct when solvingi systems of equations.
-thanks so much!
2 answers
asked by
Ellen
987 views
X-3y=1
4x+5y=4 Solve the system of equations.
3 answers
asked by
Steven
977 views
Solve by elimination method.
2r-5s=-33 5r+2s=48 Solve by substitution method. 5x+6y=5 x-9y=40 I always get these two confused...
1 answer
asked by
Anonymous
1,012 views
which method would be the simplest way to solve the system?
y= 1/2x 2x+3y=28
1 answer
asked by
haven
205 views
what is the solution of the system?
7x + 5y = 19 -7x - 2y = -16 a ) (2,1) b ) (1,2) c ) (7,5) d ) (-7,-2)
1 answer
asked by
haven
54 views
Help pls! I just need to set the equations only, I can do the rest. The qu. Is:
The sum of three numbers is 15. The sum of the
2 answers
asked by
Me
941 views
Put the steps in order that are used to solve the following systems of equations by subollution.
- 7x - 2y = - 13 x - 2y = 11 (10
3 answers
asked by
Noobz
18 views
the mass of 3 dictionaries and 2 textbook is 8 kg and the mass of 3 dictionaries and 3 textbook is 9 kg. find the mass of 5
2 answers
asked by
murtaza
821 views
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Parent Categories (24)
Algebra
Algebra/Systems of Equations
Algebraic Equations
Algebraic Systems of Equations
Arithmetic
Basic Arithmetic
Coordinate Geometry
Equations
Equations and Algebra
Equations and Inequalities
Equations and Problem Solving
Equations and Systems of Equations
Equations and Unknowns
Equations with two unknowns
Equations with two variables
Graphing equations
Graphing Linear Equations
Linear Algebra
Linear Equations
Math
Mathematical Calculations
Mathematics
Systems of Equations
Systems of linear equations