biancah94 biancah94
  • 06-11-2020
  • Mathematics
contestada

What is the sum of the solutions of the 2 equations below?
-14x = 280
9 + 5y = 69


A. -20
B. 12
C. -12
D. -8
E. 8

Respuesta :

gardnerdanj gardnerdanj
  • 09-11-2020

Answer:

D. -8

Step-by-step explanation:

-14x = 280

So x = -20

9 + 5y = 69

5y=60

So y=12

-20+12 = -8

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