Question

explanation plz step by step
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Answer 1

EQUATION 1 => ( 9 - 5 ) + ( 9 + 5 ) = ( 4 + 14 ) = ( 4 + 5 ) = 9

EQUATION 2 => ( 7 - 4 ) + ( 7 + 4 ) = ( 3 + 11 ) = ( 3 + 2 ) = 5

EQUATION 3 => ( 12 - 6 ) + ( 12 + 6 ) = ( 6 + 18 ) = ( 6 + 9 ) = 15

EQUATION 4 => ( 18 - 11 ) + ( 18 + 11 ) = ( 7 + 29 ) = ( 7 + 11 ) = 18

Answer 2

Answer:

answer is 20

Step-by-step explanation:

1) 9+5=9 because in front it is 9

2) 7+4=5 because in first question answer is 9so 9-4 =5 like this answer came 5

3) 12+6=15 because in first question answer is 9so 9+6=15 like this answer came 15

4) 18+11= ? because in first question answer is 9so 9+11=20 like this answer came 20