lilianeavery lilianeavery

09-03-2016
Mathematics

contestada

How does 10+5x4 to the second power divided by 2 to the third power equal 20?

Respuesta :

mecca99 mecca99

09-03-2016

Given equation: 10+5*4^2/2^3=20
1st get rid of the exponents:
4^2/2^3= 16/8

The new equation: 10+5*16/8
Divide 16&8: 16/8= 2

The new equation: 10+5*2
10+10
=20

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