Question

twice a number added to 2 is same as 10 added to the number​

Answer 1

Step-by-step explanation:

Let the number = x

• 2x + 2 = 10 + x

Proof :-

LHS = 2x + 2 = 0

• 2x = -2
• x = -2/2
• x = -1

=> 2(-1) + 2

=> -2 + 2

=> 0

RHS = 10 + x = 0

• x = -10

=> 10 + (-10)

=> 0