Seudónimo Seudónimo
  • 25-09-2018
  • Mathematics
contestada

please help me !!


simplify the following answer :

please help me simplify the following answer class=

Respuesta :

XxMsBelieverxX21
XxMsBelieverxX21 XxMsBelieverxX21
  • 25-09-2018

78

x=-3. Plug -3 into x

[tex]6(2(-3^{2} )-5)=?[/tex]

We will follow PEMDAS for this.

-3²=9. A negative multiplied by a negative always equals a positive.

9×2=18

18-5=13

13×6=78

PEMDAS is Parentheses Exponents Multiplication Division Addition Subtraction. You will hear of  it as Please Excuse My Dear Aunt Sally to begin with.

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TehyaNicole80
TehyaNicole80 TehyaNicole80
  • 25-09-2018

I got -138. I could be wrong but I hope this helped!

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