oliviajl oliviajl

21-11-2017
Mathematics

contestada

If x = -3 calculate the value of 2xsquared+x

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AlexisRD AlexisRD

21-11-2017

33. 2x-3= -6
-6^2(squared) = 36
36 +(-3) = 33

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MusicalCherries13 MusicalCherries13

21-11-2017

The answer would be 15.

Substitute in the numbers and use order of operations.

2(-3)^2 + (-3)
2(9) - 3
18 - 3
15

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