Question

x+a=b,a=20,b=10 ,find out x

Answer 1

Answer:

x+a = b

x+ 20 = 10 ( as per question)

x = 10 - 20

x = -10

Answer 2

Answer:

first we put the value in the equation and then   x+20=10    then we x = 20-10 =10  

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Step-by-step explanation: