13 Answered Questions for the topic Solving Systems By Matrices

03/28/19

#### Solve the system of equations using row operations. Write your answer in the form (x, y).

{4y = 2x + 4{-x = -2 - y

#### solve the system of equations using the Gauss Jordan Method (2 problems)

label the augmented matrix(A:I), the resulting inverse(I:A^-1), column vector B, column vector of variables X, such that A^-1B=x
3x-5y=-5
6x-11y=-14
along with another problem which...
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#### for the following problem (Matrices)

represent the system of equations with a matrix, then convert to an upper triangular form and solve for variables with back substitution: A can is filled with 45 coins: half-dollars, quarters, and...
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#### SOLVING MATRIX ON A CALCULATOR

I1-I2-I3=0
1714I2+1000I3+250=0
-1714I2-2000I3+500=0

Solving Systems By Matrices Matrices

02/26/17

#### Use matrices to find the general solution of the system, if a solution exists

2x - 5y + z =0 x + 4y - 6z =13 3x - 4y -2z =7 The system of equations may have a unique solution, an infinite number of solutions, or no solution. \ (If there is no solution, enter NO SOLUTION. If...
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Solving Systems By Matrices Matrix

11/03/16

#### Matrix and Equations

Nissa and Juancho have $90 together. Nissa has 8 more dollars than Juancho. How much does each have? (I have to set up a matrix and solve) I know N+J=90 and J=N+8

Solving Systems By Matrices

10/02/16

#### For the following system to be consistent, (-5x+3y+3z=4, 7x-2y+kz=-4, -1x+5y+17z=5) we must have, k?

what can k not equal in order for the system to be consistent?

Solving Systems By Matrices

12/14/15

#### x=22%, y=30%, z=42%. You want 80 g of 34%. 30% is two times the amount of 22%.

Stewart's metals has three silver alloys on hand. One is 22% silver, another is 30% silver, and the third is 42% silver. How many grams of each alloy is required to produce 80 grams of a new alloy...
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Solving Systems By Matrices

11/20/15

#### solve each of the following system

1.solve each of the following system.
{y-x=6{2x^2+y^2=27

Solving Systems By Matrices

11/20/15

#### A piggy bank contains a total of 91 coins of pennies, nickels, and dimes.

1.A piggy bank contains a total of 91 coins of pennies, nickels, and dimes. The total amount of money in the piggy bank is $5.84.If the number of pennies in the piggy bank remained the same but...
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Solving Systems By Matrices

11/19/15

#### . the sum of the digits of a three-digits number is 16.the number formed when the hundred digit and the unit digit are interchanged is 99 less than the number.

1. the sum of the digits of a three-digits number is 16.the number formed when the hundred digit and the unit digit are interchanged is 99 less than the number. The sum of the hundred digit and the...
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09/10/14

#### Can someone please explain to me in the layperson language what a matrix is and how to solve a matrix?

I am having a very hard time understanding what the term matrix means. I have tried to ask a teacher and I received little help.

Solving Systems By Matrices

11/29/13

#### solve the system of equations using row operations of matrices

solve the system of equations using row operations of matrices show a step by step process. matrices must be in row echelon form
x-y=3
6x-5z=36
6y+2z=18

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