Question

ayuda plis es para hoy

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Answer 1

Respuesta:

1 : 18+-8=10

Explicación paso a paso:

espero te sirva

Answer 2

(18)+(-8)= 10
(-21)+(15)= -6
(10)+(-19)= -9
(-10)+(6)= -4
(-8)+(15)= 7
(-9)+(6)= -3
(-9)+(22)= -13
(4)-(-8)= 12
(4)-(-4)= -8
(-2)-(8)= -10