shylisp shylisp

15-10-2021
Mathematics

contestada

The sum of two numbers is -12. One number is 20 less than the other.

Respuesta :

Hamed313 Hamed313

15-10-2021

Answer:

[tex]x + y = - 12 \\ x = y - 20 \\ y - 20 + y = - 12 \\ 2y = - 12 + 20 = 8 \\ y = 8 \div 2 = 4[/tex]

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