24-10-2017
Business

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[7×(2+3)]-20= ?
This is a grouping symbols math. This one is hard.

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Аноним Аноним

24-10-2017

First solve the inner parenthesis.

[7 * (5)] - 20

Solve what is in the parenthesis.

35 - 20= 15

Hope this helps!

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25-10-2017

(7 x (5) ) -20 =

35-20 =15

the math rule PEMDAS we should calcuculate in this order
Parentheses, Exponents, Multiplication and Division, Addition and Subtraction!

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