Question

Solve the following equations by Trial and error method. I) x +5=12​

Answer 1

Answer:

1. × +5 =12

× = 12 - 5

× = 7 ans.

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Answer 2

If x=1,
1+5=6

If x=2
2+5=7

If x=3
3+5=8

If x=4
4+4=9

If x=5
5+5=10

If x=6
6+5=11

If x=7
7+5=12...
Therefore, x= 7



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