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Alexxandr [17]
2 years ago
15

What’s 20{5[100-3(25+35)+20]}

Mathematics
1 answer:
8_murik_8 [283]2 years ago
6 0

Answer:

-6000

Step-by-step explanation:

20{5[100-3(25+35)+20]}            open the parenthesis

20{5[100-180+20]}         do the addition and subtraction in the square brackets

20{5[-60]}                        open the square brackets

20{-300}                           open curly brackets

-6000

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Subtract 18 from 72 to get Michelle's current age.

72 - 18 = 54
5 0
3 years ago
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Fofino [41]

Answer:

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Efectuati!<br> (-1)+2+(-3)+4+(-5)+...+(-19)+20<br> Ajutati-ma, va rog!
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Answer:10

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