Respuesta :

Step-by-step explanation:

for a

x = 11

for b

x = - 3

for c

2 + x = - 5

for d

2x - 1 = 7

Hope it will help :)❤

Step-by-step explanation:

for a

x=-33/3=-11

for b

x=12/-4=-3

for c

2+x=-25/5

2+x=-5

for d

2x-1=-42/-6

2x-1=7

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