how to substitute 3x+y=11 4x-5y=

1.To solve the linear system below, which substitution of unkowns is proper ?A.substitute 5x-16 for y in the first eqn
1. 2 answers
2. asked by Ley
3. 1,227 views
Which are the best solutions for reducing the mine production of copper and conserving copper ore? Select the two correct
1. 1 answer
2. 200 views
Which are the best solutions for reducing the mine production of copper and conserving copper ore? Select the two correct
1. 1 answer
2. 87 views
What are two central ideas of the text?Responses A There is an important need for an artificial blood substitute. There is an
1. 1 answer
2. 60 views
Use the story to answer the question.The Substitute Which statement describes the main problem in the story? (1 point) Responses
1. 1 answer
2. 72 views
Use the story to answer the question.The Substitute Which statement describes the main problem in the story? (1 point) Responses
1. 1 answer
2. asked by fthgrsrsggs
3. 318 views
substitution method7x +9y= 19 x=25-5y ___________ 7(25-5y)+9=19 175-35 +9=19 -175 -175 _______________ -26y= -156 y=6 substitute
1. 2 answers
2. asked by Robin
3. 688 views
Which of the following is a determinant of supply?(1 point)Responses the price of a substitute in production the price of a
1. 9 answers
2. asked by hi
3. 43 views
Is (–5, 0.5) a solution of this system?x – 4y = –7, 0.2x + 2y = 0 Substitute (–5, 0.5) into x – 4y = –7 to get .
1. 1 answer
2. 28 views
According to the law of demand, low prices serve mostly as a ________ for buyers.a) supply b) reward c) substitute d) penalty Is
1. 7 answers
2. asked by Anonymous
3. 5,870 views