87 Answered Questions for the topic Elimination Method

Elimination Method Math Math Algebra

12/14/20

Math systems of linear equations and applications

The sum of two numbers is fifteen. One less than three time the smaller is equal to the larger. Find the two numbers.use either the substitution method or elimination method to solve.include a let... more
Elimination Method Math Algebra

07/11/20

Solve the system of equations by the elimination method:﻿{−9x−11y=108x+10y=−8
Elimination Method Algebra

04/14/20

I'm doing a math project and can't figure out the two equations needed! Maricella has a bag containing 35 nickles and quarters. The total value of these coins is less than $2.50. What is the... more Elimination Method 03/11/18 Solve the system of equation using elimination 3x=2-7y and -4x=30-7y Elimination Method Math Equations Math Word Problem 02/27/18 The sum of two numbers is 36. Their difference is 24. Calculate the numbers Just a little confused on this math question need help on how to do it with steps explaining Elimination Method 02/22/18 pleaase help Question PartPointsSubmissions UsedDuring one month, a homeowner used 200 units of electricity and 140 units of gas for a total cost of$86.60. The next month, 210 units of electricity and 200... more
Elimination Method

01/27/18

Elimination problem

A winter clothing store had a sale and Cory bought two pairs of gloves and four hats for $43. Mark bought two pairs of gloves and two hats for$30. How much did each pair of gloves and each hat cost?
Elimination Method Dimensions

11/29/17

The perimeter of a rectangle is 30 meters. The length of the rectangles is 3 meters more than twice the width. Find the dimensions of the rectangle.

This is an elimination word problem that involves finding the dimensions of a shape.
Elimination Method

10/12/17

seven hot dogs and four hamburgers cost 13.00; four hot dogs and seven hamburgers cost 14.50. Find the cost of one hot dog and one hamburger.

Use elimination method? I keep getting it wrong.

10/03/17

How to solve and what's the answer to the problem?

Colombian  coffee beans cost $5.50 per pound, while Peruvian coffee beans cost$4.25 per pound. We want to mix the beans together so as to produce a 40 pound bag, costing \$4.60 per pound. How many... more
Elimination Method Fraction

09/20/17

Systems Question- Elimination

Here are the equations: 1/2x+1/3y=-4 1/5x+1/5y=-2   Can someone solve this using the elimination method?   Ty!!

08/28/17

Solve by elimination: 3x-2y=3 and -6x+4y=-6

Whenever I try to solve this I get 0=0. I don't know what that means or if that's correct. Please help.
Elimination Method

07/08/17

Solving a System of Equations Using Elimination

4x+3y=15 8x+9y=15
Elimination Method

07/07/17

SOLVING A SYSTEM OF EQUATIONS BY S/E

Substitution Form:2x-3y=2 x+y=-1x+y=-1 Elimination Form: 2x/3 - 4y/5 = 1 and 3x-y=-7
Elimination Method Substitution Method Substitution

07/06/17

Substitution/Elimination Form

Substitution Form: 2x-3y=2 x+y=-1 x+y=-1   Elimination From:  2x/3 - 4y/5 = 1 and 3x-y=-7
Elimination Method College Algebra

04/25/17

Gaussian elimination

solve using gaussian elimination with matrices  x+y-3z=4 4x+5y+z=1 2x+3y+7z=-7
Elimination Method College Algebra

04/25/17

Gaussian elimination

solve using gaussian elimination x+3y+4z=1 3x+4y+5z=3 x+8y+11z=2

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