21. Simplify: 25-[20-8--4-(15-
25+5)= 2}]
Answers
Answered by
0
Step-by-step explanation:
25 - [ 20 - 8 - 4 - ( 15 - 25 + 5) = 2]
25 - [ 8 - (-5) = 2]
25 - [ 8+5=2]
25 - [ 13 = 2]
25 - 13 = 2
12 = 2
Answered by
0
Step-by-step explanation:
25-[20-8--4-(15-25+5)= 2}]
=25-20-8+4-(-15)=2
=25-20-8+4+15=2
=25-20-27=2
=-22=2
it cannot be verified
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