Nathaliasmiles Nathaliasmiles

06-03-2019
Mathematics

contestada

Find the value of the expression below for x=10

x² - 2(x + 5)

A. 10
B. 70
C. 85
D. 90

Respuesta :

juniorherrea45 juniorherrea45

06-03-2019

Answer is B

Work:
10^2 -2(10+5)
100- 2(15)
100-30
=70

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