Question

Using trial and error method.find the solution of x+7=10​

Answer 1

Answer:

See

Step-by-step explanation:

Let x be 3

3 + 7 = 10

Hence x = 3

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Answer 2

Answer:

x=3

Step-by-step explanation:

Trial 1

1+7=10

8= 10

LHS AND RHS are not same

Trial 2

2+7=10

9=10

LHS AND RHS are not same

Trial 3

3 + 7 = 10

10 = 10

LHS AND RHS are same

Trial 3 is correct hence x= 3

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