Questions LLC
Login
or
Sign Up
Ask a New Question
Equations and Systems of Equations
Page 2
Questions (141)
Use the Substitution method to solve the system of equations.
y - 2x = -5 3y - x = 5 Solve the first equation for y. y = 2x-5
10 answers
asked by
SANDRO!
2,638 views
explain ES=5, LF=5, SL=O
1 answer
asked by
amelia
266 views
If the sum of 3 non-zero distinct real numbers a, b, and c is 2, and the two sets {a,b,c} and {1/a,1/b,1/c} are the same, what
2 answers
asked by
Bob
889 views
0.433= (45.6*A) + (3.152*B)
0.3363= (11.92*A) + (37.675*B) Solve for A and B using matrices
1 answer
asked by
Jess
385 views
is the solution is (100,-95) for the given equation is 2x + 95y =100
1 answer
asked by
Anonymous
285 views
3x + 4y = 48
6x + 2y = 60 Select the correct option for each question Choose the best method to solve by looking at the way the
3 answers
asked by
wdwd
51 views
well i'm stumped. i can't figure out how to solve this.
solve for (x,y): 3/x + 2/y = 0 5/x - 1/y = 13 i can't graph it, and i
1 answer
asked by
cody
466 views
Make a Table of values for both conditions.
Write an equation for both conditions Use Graphing, Substitution, or Elimination to
3 answers
asked by
Mujika
52 views
Three whole numbers, when added two at a time, have sums of 763, 1003,
and 1064. Compute the largest of the original three
4 answers
asked by
Mary
396 views
Two systems of equations are shown:%0D%0A%0D%0A4x+y=−1%0D%0A4%0D%0A%0D%0A+%0D%0A%0D%0A=%0D%0A−%0D%0A1%0D%0A
3 answers
asked by
eli
104 views
Find the vector equation of the line of intersection for the pair of planes.
Plane one: x+5y-3z-8=0 Plane two: y+2z-4=0 I did
2 answers
asked by
Shaila
808 views
solve using the elimination method x-7y=46 2x-7y=43
1 answer
asked by
Ashley
421 views
I did a problem and used the substitution method and it took me forever to solve by hand. Is there a shorter way to show how
2 answers
asked by
mike
514 views
Julie is asked to solve the system below by elimination. Which of the following steps would be the best way to begin?
i.
3 answers
asked anonymously
41 views
(I am not sure how to get the y value for part C and the whole part D)
(I answered a couple of them but am not confident on my
3 answers
asked by
LeAnn/Please help me
642 views
Josh and Racquel sold corn dogs and burritos at the math club fundraiser. The corn dogs(c) cost $.35, and the burritos(b) cost
4 answers
asked by
<3Medic+Droid<3
532 views
Not including tax, a total of 19 pens and markers cost $11.50. The pens cost $0.25 each, and the markers cost $0.75 each. Write
3 answers
asked anonymously
73 views
the sum of three intergers is 193.The smaller two are consecutive intergers and the larger two are consecutive even
7 answers
asked by
chritian
615 views
the first equation of the system is mutiplied by 4, by what number would you mutiply the second equation to eliminate the y
4 answers
asked by
Anonymous,
479 views
I need help with this problem because I do not have a graphing calculator.
Explain how you would solve this equation using your
2 answers
asked by
Christian
593 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
can someone explain to me also how to do addition with equations.
Solve the system by addition 5x-3y=13 4x-3y=11 its easy try
1 answer
asked by
jasmine20
562 views
I'm terrible at pre calc, could someone tell me if the solution set for log subscript 2 x + log sub 2 (x-1)=1 is the solution
1 answer
asked by
eragon
838 views
If you want to be eligible for partial credit, please show your work.
Solve the following system of equations using any method.
1 answer
asked by
Francheska
1,099 views
Solve using substitution.
y = –10x + 4 y = –4x − 2
1 answer
asked anonymously
22 views
The Coffee Counter charges $9.00 per pound for Kenyan French Roast coffee and $8.00 per pound for Sumatran coffee. How much of
4 answers
asked by
Valeria
1,529 views
A photo studio offers portraits in 8x10 and wallet-sized formats. One customer bought two 8x10 portraits and four wallet-sized
4 answers
asked by
cassidy
1,475 views
A total of 6000 is invested part 8% and the remainder at 13% how much is invested at each rate if the annual interest is 710$
1 answer
asked anonymously
42 views
The solution to
� = 1 2 � + 2 y= 2 1 x+2 and � = − 1 4 � + 8 y=− 4 1 x+8 is
23 answers
asked by
Asma Amer
36 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
1,210 views
find three consecutive positive odd integers such that the sum of the squares of the first and second integers is equal to the
2 answers
asked by
Jennifer
1,106 views
1. Imagine you are in the market for a new home and are interested in a new housing community under construction in a different
2 answers
asked by
Libby
1,067 views
The drama club raised a total of $1,123.50 selling
tickets to its production of Othello. Tickets cost $4.50 for adults and $2.00
4 answers
asked by
Sally
868 views
1)What is the 4x^2=y^2+8y+32
answer= either hyperbola or parabola 2)The graph of which equation is a circle? answer=
1 answer
asked by
Marissa
855 views
Determine the ordered pair that satisfies the equation, -5x - 6y = -8.
4 answers
asked by
Rocher
757 views
2 questions:
1. Find "a" if (=3,7) is a solution of 2x+ay=26 2. solve system using substitution, linear combination, and
1 answer
asked by
Mariya
464 views
I'm not sure how to do this:
There are 9 people who are going to see a movie. The total cost for the tickets is $54, with adult
4 answers
asked by
Gracie
730 views
Write and solve a system of equations to solve the problem.
At a film festival, Film A is 4 times as long as Film B. Together,
2 answers
asked by
nae
664 views
1)
6m+n=47 m-4n=12 can someone help me solve using substitution method?
2 answers
asked by
Kristin
659 views
a 6,000 seat theater has tickets for sale at $26 and $40 . How many tickets must be sold at each price for a sell out
2 answers
asked by
Tiffany
641 views
In 2009, a diabetic express company charged $39.95 for a vial of type A insulin and $30.49 for a vial of type B
2 answers
asked by
Erin
638 views
a parabola passes through the points (1,1) , (2,0) and (3,1)
the equation of the parabola is y=ax^2 + bx + c a) write down a
2 answers
asked by
MOHAMMED
648 views
How do I solve this question?
"Rory Gilmore earns $20 per hour during the week and $30 per hour for overtime on the weekends. One
2 answers
asked by
Max
589 views
If 5x +4y and 4x +3y =5
15x +12y =18 16x +12y = 20 31x/31= 38/31 x= 1 7/31 20x +16y =24 20x +15y = 5 31/y/31 = 29/31 y=29/31 x +y
2 answers
asked by
kareen
578 views
Sam has 18 coins in his pocket that are either quarters or nickels. The total value of these coins is $3.90.
Let q represent the
7 answers
asked by
j
589 views
First student bought art, math and history books for $72. a+m+h=72
Second student bought art, chemistry and history books for
3 answers
asked by
Jen
566 views
1. Write an equation in slope-intercept form for the line that passes through (3,5) and (-2,1).
2. Describe the system 6x-2y=10
2 answers
asked by
John
590 views
I need to find a solution by substitution method
2 answers
asked by
cynthia
579 views
2.Two cars leave Kansas City at the same time.
One car is moving east and the other west. After 5 hours, the cars are 575 miles
2 answers
asked by
edgard
549 views
Two more Algebra questions :
Drawing a blank on this one, not sure where to start. Find the equation, in standard form, with all
2 answers
asked by
John
568 views
Pages
1
2
3
Parent Categories (7)
Algebra
Algebra or Word Problems
Algebraic word problems
Math
Mathematics
Word problem
Word Problems