SELECT PAGE NO.

No Books/Pages Are Available

SELECT PROBLEM NO. FOR THE PAGE
49

Step-by-step Answer
PAGE: 386SET: ExercisesPROBLEM: 49
Please look in your text book for this problem Statement

The system of equations are .

To write the augmented matrix,

Place the coefficients of the equations and the constant terms into matrix.

.

To make the first element in the first () row a 1, multiply the first row () by .

(The result is placed in row 1)

To make the first element in the second () row a 0, multiply the first row () by negative 2 and add the result to row 2 ().

(The result is placed in row 2)

To make the second element in the first () row a 0, multiply the second row () by and add the result to row 1().

(The result is placed in row 1)

The first row will give you the solution for .

The second row will give you the solution for .

The solution is  .



TESTIMONIALS

"I want to tell you that our students did well on the math exam and showed a marked improvement that, in my estimation, reflected the professional development the faculty received from you. THANK YOU!!!"

June Barnett

"Your site is amazing! It helped me get through Algebra."

Charles

"My daughter uses it to supplement her Algebra 1 school work. She finds it very helpful."

Dan Pease

QUESTIONS? LET US HELP.
Simply chose a support option

My status

JOIN US ON:     
mathskey.com is not affiliated with any Publisher, Book cover, Title, Author names appear for reference only