Question

Solve each of the following equations by final and error method : x-4=7​

Answer 1

Answer:

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Step-by-step explanation:

4

x

=12

Put x=8,

4

8

=12

2=12 wrong

x=12

4

12

=12

3=12 wrong

x=48,

4

48

=12

12=12

So, 48 is the final Answer