443 Answered Questions for the topic System of Equations

System Of Equations Algebra Substitution Method

08/16/15

Algebra-System of equations
  x=2y 3x+4y=20   Solve the system of equations using substitution
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System Of Equations Please Assist In Solving

08/08/15

system of equations substitution (2a=3b-13 and -b=-2a-7)
This is my problem  2a=3b-13                               -b=-2a-7
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System Of Equations Inequalities Factoring Polynomials

07/27/15

10 Algebra 2 Questions!
  12Solve the following system of equations.2x - 3y + z = -12x - 2y - 2z = -8x + 5y - 3z = 2Choose one answer. A. (1, 1, 0) B. (-1, 2, 8) C. (1, 2, 3) D. (1, 5, -3)   Question 13A bus has... more
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System Of Equations Algebra 2 Factor Polynomials

07/27/15

10 Algebra 2 Questions
Question 11The math team sold 42 hamburger meals and 15 ribs meals at the pep rally for a total of $243. At the game that night they sold 36 hamburger meals and 30 ribs meals for a total of $294.... more
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System Of Equations Slope Graph Y Intercept

07/27/15

10 Algebra 2 Questions
Question 1What is the slope of the line which passes through (4, 5) and (0, 1)?Choose one answer.A. undefined B. 1 C. zero D. 4 Question 2Solve A = one halfp + t for p in terms of A and t.Choose... more
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System Of Equations

07/24/15

solve using a system of equations
The grocer has some $4-per-lb coffee and some $8-per-lb coffee that he will mix to make 50lb of $5.60-per-lb coffee. How many pounds of each should be used?(Hint: make a table with #of lbs,... more
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System Of Equations

07/14/15

SYSTEM OF EQUATION PROBLEM HELPPPP
A jet travels 1887 mi against the wind in 3 hours and 2157 mi with the wind in the same amount of time what is the rate of the jet in still air and what is the rate of the wind
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07/02/15

algebra 1 answer please urgent!
A system of equations is shown below:3x + 8y = 122x + 2y = 3Part A: Create an equivalent system of equations by replacing one equation with the sum of that equation and a multiple of the other.... more
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System Of Equations

06/11/15

How do you set up a system of equations for this word problem?
Terry is going to a carnival. There are two plans for purchasing tickets. Terry can pay $15.50 for admission and $0.75 for each ride or she can pay no admission and $1.75 for each ride
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System Of Equations

06/04/15

y= 2x+6 y=2x-3
Solve the system of equation
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System Of Equations

06/04/15

x-2y=16 x-y=-8
Solve the system equation
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System Of Equations

06/03/15

The sum of three angles is 180. The smallest angle has a measure of 3/5 the measure of the second smallest angle.
The sum of three angles is 180. The smallest angle has a measure of 3/5 the measure of the second smallest angle. The largest angle is 9 degrees less than 11 times the measure of the second... more
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System Of Equations

05/27/15

The admission fee at a small fair is $3 for children and $4.50 for adults. On Sunday, 1000 people went to the fair and $4050 were raised. How many children and
Systems of Equations.
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System Of Equations

05/03/15

Please help me question in description
Your budget is 120,000. Billboard print ads cost 4,000 each while online advertisements cost 2,000 each. You also need to ensure that your advertisements reach a total audience of 500,000 people.... more
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System Of Equations

04/25/15

I need help with ordered triple points again I'm still confused how to do it.
2x - 3y - 4z = -21, -4x + 2y - 3z = -14, -3x - 4y + 2z = -10  these are the equaltions
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System Of Equations

04/23/15

Word problem, how to set it up
An office building has two elevators. One elevator starts out on the 4th floor, 35 feet abouve ther ground, and is descending at a rate of 2.2 feet per second. The other elevator starts out at... more
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System Of Equations

04/23/15

Solve the system, using Cramer's rule, if possible.
x - 2y + 3z = 11 4x + y - z = 4 2x - y + 3z = 10
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System Of Equations

04/21/15

Two adults and four children paid $95 admission. Three adults and seven children paid $155.
Need system of equations and amounts that adults and children paid in each group.
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System Of Equations Word Problem

04/21/15

A train leaves Watsonville at noon traveling north at 44mph l. One hour later, another train, going 52mph, travels north on a parallel track. How many hours wil
A train leaves Watsonville at noon traveling north at 44mph l. One hour later, another train, going 52mph, travels north on a parallel track. How many hours will the second train travel before it... more
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System Of Equations Word Problem

04/21/15

Sean has $86 to spend. He can spend all d it on one CD and two DVDs, or he can but two CDs and one DVD and have $16 left over. What is the price of a CD? Of a D
Sean has $86 to spend. He can spend all d it on one CD and two DVDs, or he can but two CDs and one DVD and have $16 left over. What is the price of a CD? Of a DVD? 
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System Of Equations

04/12/15

three angles:Triangle
three angles in a triangle always add up to 180 degrees. If one angle in a triangle is 70 degrees and the second is 4 times the third, what are the three angles?
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System Of Equations

04/12/15

rowing a boat and speed
kyle and nick row their boat (at constant speed) 16 miles downstream for 2 hrs, helped by the current. Rowing at the same rate, the trip back against the current takes 8 hrs. Find rate of the current. more
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System Of Equations

04/12/15

Ryan purchased tickets to air show
Ryan purchased tickets to air show for 4 adults and 2 children. The total cost was $86. The cost of a child's ticket was $5 less than the cost of an adults ticket. Find the price of an adults... more
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System Of Equations

04/12/15

two numbers total -6 and their difference is 12. what are the two numbers
two numbers total -6 and their difference is 12. what are the two numbers
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System Of Equations

04/10/15

what is 2x+y=-6
ive been out and this is system of equations 
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