Question

guys answer this maths question in detail please simple equation​

Answer 1

I have attached the answers in a picture. refer to it for detailed solutions

I hope it would help ya...

(don't mind my handwriting)

Answer 2

Step-by-step explanation:

$1. \: \: 5 + x = 7 \\ x = 7 - 5 \\ x = 2 \\ 2. \: - 6 + x = - 13 \\ x = - 13 + 6 \\ x = - 7 \\ 3. \: x - 7 = 14 \\ x = 14 + 7 \\ x = 21 \\ 4. \: a + 11 = 20 \\ a = 20 - 11 \\ a = 9$