Respuesta:
a = -15
b = -12
c = -10
d = -2
Explicación paso a paso:
(a)
7 - 8 + 4 - 10 + 6 - 5 - 9 = x
-1 + 4 - 10 + 6 - 5 - 9 = x
3 - 10 + 6 - 5 - 9 = x
-7 + 6 - 5 - 9 = x
-1 - 5 - 9 = x
-6 - 9 = x
-15 = x
7 - 8 + 4 - 10 + 6 - 5 - 9 = -15
(b)
-12 + 7 - 6 - 10 + 3 + 4 + 2 = x
-5 - 6 - 10 + 3 + 4 + 2 = x
-11 - 10 + 3 + 4 + 2 = x
-21 + 3 + 4 + 2 = x
-18 + 4 + 2 = x
-14 + 2 = x
-12 = x
-12 + 7 - 6 - 10 + 3 + 4 + 2 = -12
(c)
8 + 9 - 13 - 17 + 21 - 16 - 2 = x
17 - 13 - 17 + 21 - 16 - 2 = x
4 - 17 + 21 - 16 - 2 = x
-13 + 21 - 16 - 2 = x
8 - 16 - 2 = x
-8 - 2= x
-10 = x
8 + 9 - 13 - 17 + 21 - 16 - 2 = -10
(d)
-15 + 7 - 13 + 34 + 18 - 24 - 9 = x
-8 - 13 + 34 + 18 - 24 - 9 = x
-21 + 34 + 18 - 24 - 9 = x
13 + 18 - 24 - 9 = x
31 - 24 - 9 = x
7 - 9 = x
-2 = x
-15 + 7 - 13 + 34 + 18 - 24 - 9 = -2
Espero te ayude :)
A) - 15
B) - 12
C) - 10
D) - 2
A) 7 - 8 + 4 - 10 + 6 - 5 - 9 = - 15
B) - 12 + 7 - 6 - 10 + 3 + 4 + 2 = - 12
C) 8 + 9 - 13 - 17 + 21 - 16 - 2 = - 10
D) - 15 + 7 - 13 + 34 + 18 - 24 - 9 = - 2
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Respuesta:
a = -15
b = -12
c = -10
d = -2
Explicación paso a paso:
(a)
7 - 8 + 4 - 10 + 6 - 5 - 9 = x
-1 + 4 - 10 + 6 - 5 - 9 = x
3 - 10 + 6 - 5 - 9 = x
-7 + 6 - 5 - 9 = x
-1 - 5 - 9 = x
-6 - 9 = x
-15 = x
7 - 8 + 4 - 10 + 6 - 5 - 9 = -15
(b)
-12 + 7 - 6 - 10 + 3 + 4 + 2 = x
-5 - 6 - 10 + 3 + 4 + 2 = x
-11 - 10 + 3 + 4 + 2 = x
-21 + 3 + 4 + 2 = x
-18 + 4 + 2 = x
-14 + 2 = x
-12 = x
-12 + 7 - 6 - 10 + 3 + 4 + 2 = -12
(c)
8 + 9 - 13 - 17 + 21 - 16 - 2 = x
17 - 13 - 17 + 21 - 16 - 2 = x
4 - 17 + 21 - 16 - 2 = x
-13 + 21 - 16 - 2 = x
8 - 16 - 2 = x
-8 - 2= x
-10 = x
8 + 9 - 13 - 17 + 21 - 16 - 2 = -10
(d)
-15 + 7 - 13 + 34 + 18 - 24 - 9 = x
-8 - 13 + 34 + 18 - 24 - 9 = x
-21 + 34 + 18 - 24 - 9 = x
13 + 18 - 24 - 9 = x
31 - 24 - 9 = x
7 - 9 = x
-2 = x
-15 + 7 - 13 + 34 + 18 - 24 - 9 = -2
Espero te ayude :)
Respuesta:
A) - 15
B) - 12
C) - 10
D) - 2
Explicación paso a paso:
A) 7 - 8 + 4 - 10 + 6 - 5 - 9 = - 15
B) - 12 + 7 - 6 - 10 + 3 + 4 + 2 = - 12
C) 8 + 9 - 13 - 17 + 21 - 16 - 2 = - 10
D) - 15 + 7 - 13 + 34 + 18 - 24 - 9 = - 2