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mckenzieandjesus
 one year ago
solve the system using elimination.
5x + 8y = –29
7x – 2y = –67
(–7, 9)
(10, 21/8)
(–9, 2)
(–1, –3)
mckenzieandjesus
 one year ago
solve the system using elimination. 5x + 8y = –29 7x – 2y = –67 (–7, 9) (10, 21/8) (–9, 2) (–1, –3)

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mckenzieandjesus
 one year ago
Best ResponseYou've already chosen the best response.1@jim_thompson5910

Mehek14
 one year ago
Best ResponseYou've already chosen the best response.3multiply everything in the second equation by 4

mckenzieandjesus
 one year ago
Best ResponseYou've already chosen the best response.17*4=28 2*4=8 right?

Mehek14
 one year ago
Best ResponseYou've already chosen the best response.3it's actually 2*4 = 8

mckenzieandjesus
 one year ago
Best ResponseYou've already chosen the best response.1do i multiply 67 too?

mckenzieandjesus
 one year ago
Best ResponseYou've already chosen the best response.1What do i do next?

Mehek14
 one year ago
Best ResponseYou've already chosen the best response.3yes you multiply 67 * 4

Mehek14
 one year ago
Best ResponseYou've already chosen the best response.3so \(\bf{5x+8y=29\\28x8y=268}\)

Mehek14
 one year ago
Best ResponseYou've already chosen the best response.3now add 5x +28x = 33x 8y + (8y) = 0 29 + (268) = 279

mckenzieandjesus
 one year ago
Best ResponseYou've already chosen the best response.1what do I do next?

Mehek14
 one year ago
Best ResponseYou've already chosen the best response.3so 33x = 297 solve for x

mckenzieandjesus
 one year ago
Best ResponseYou've already chosen the best response.133*9=297 so x=9

mckenzieandjesus
 one year ago
Best ResponseYou've already chosen the best response.1so its (9, 2)

mckenzieandjesus
 one year ago
Best ResponseYou've already chosen the best response.1Would u know how to do this? What is the solution of the system of equations? y = –4x + 10 y = –2x – 6 (–2.67, 20.67) (–22, 8) (–2, –2) (8, –22)
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