shnbrown1 shnbrown1

17-06-2020
Mathematics

contestada

The value of the expression StartFraction 2 x squared Over x EndFraction plus x (100 minus 15 x) when x = 5 is
A. 119
B. 129
C. 135
D. 145

Respuesta :

adioabiola adioabiola

25-06-2020

Answer:

C. 135

Step-by-step explanation:

2x^2/x + x(100-15x)

When x=5

2(5)^2/5 + 5{100-15(5)}

2(25)/5 + 5(100-75)

=50/5 + 5(25)

=10+125

=135

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