3 years ago

Solve the system using elimination. 5x + 8y = –29 7x – 2y = –67

1 answer:

8 0

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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