Which system of equations is equivalent to the following system?
4x + y = 4
2x + 7y = 28
(A) 4x + y = 4
-2x - 7y = 28
(B) 4x + y = 4
-8x - 28y = 112
(C) - 28x - 7y = - 28
2x + 7y = 28
(D) - 8x - 2y = 8
2x + 7y = 28
Answers (2)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Which system of equations is equivalent to the following system? 4x + y = 4 2x + 7y = 28 (A) 4x + y = 4 -2x - 7y = 28 (B) 4x + y = 4 -8x - ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers
You Might be Interested in
The polygon angle-sum Therom states the following: the sum of the measures of the angles of an n-gon is
Answers (1)
What is the exact volume of the cone? (height is 9 cm, the radius is 15 cm) A) 90 n cm 3 B) 675 n cm 3 C) 225 n cm 3 D) 405 n cm 3 What is the approximate volume of the cone? use 3.14 for n.
Answers (2)
Find a possible solution to the equation cos (x+2) = sin (3x) A. x=0.5 degrees B. x=1 degree C. x=22 degrees D. x=44 degrees
Answers (1)
What is 1.48 rounded to the nearesr hundredth
Answers (2)
Eight thirds x plus one third x equals 8 plus five thirds x
Answers (1)
New Questions in Mathematics
How to find the Base and height of the triangle
Answers (1)
Lita estimates she will read 24 books during the summer. She actually reads 9 books. what is the percent error of her estimate?
Answers (1)
We mathematical induction to prove the statement is true for all positive integers n. 8+16+24 + ... + 8n=4n (n+1)
Answers (1)
How do we know that it's a parallel line
Answers (1)
The Rivera family drove 267.9 miles from their home to Cape Cod, Massachusetts. They used 9.5 gallons of gas. How many miles per gallon of gas did they get on the trip?
Answers (2)