violajohnson violajohnson

08-06-2016
Mathematics

contestada

Solve the system using elimination.

5x + 8y = –29
7x – 2y = –67

Respuesta :

jkeslar jkeslar

08-06-2016

7x-2y+-67
multiply both sides of the bottom by 4 and add 5x+8y=-29
28x-8y=268

33x=-297
x=-9

5(-9) +8y= -29
-45 +8y =-29
8y= 16
y=2

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