ttneedshelp1 ttneedshelp1

02-03-2017
Mathematics

contestada

how do i solve 5x-9y=-17 and 5x+3y=19 in elimation

Respuesta :

wolf1728 wolf1728

02-03-2017

A) 5x -9y = -17
B) 5x +3y = 19
If we multiply equation A by -1

A) -5x +9y = 17 then add it to B)
B) 5x +3y = 19
12y = 36
y = 3
we have eliminated the "x" term.

Answer Link

Otras preguntas

A practice in which judges play a minimal role in policy making, leaving such decisions to the legislature is called A. Judicial restraint B. Judicial review C.

A powerful committee of the U.S. Senate charged with finding ways to raise federal revenues is the _______ Committee. A. Appropriations B. Budget C. Ways and Me

What was the purpose of the Seneca Falls Declaration of Sentiments? (Points : 2) to ask men to join the crusade for women's rights to state the case for women's

simplify: 8.7+5.8-3.1*1*2.3

When Rhodesia became the nation of Zimbabwe, its economy was damaged by a. U.N. sanctions. c. power struggles between radical leaders. b. drought. d. all of the

Which idea from the Enlightenment was used in the Declaration of Independence? A.Revolution leaders should explain their ideas to the world. B.Science can answe

Explain how to compare two ratios?

How do you write 47 billion

Which sentence contains an infinitive or infinitive phrase? A. That puzzle was easy to do for an old hand like me. B. Hanging on the clothesline was a red shirt

What was the cause of the conflict between Cuba and Spain?