garybgajiton
garybgajiton garybgajiton
  • 21-11-2019
  • Mathematics
contestada

help pls!
simplify
-6 x^{2} ÷ 12 - 2(-7)

a. -17
b. 35
c. -35
d. 11

Respuesta :

jitushashi120 jitushashi120
  • 25-11-2019

Answer:

11

Step-by-step explanation:

Given: [tex]\frac{-6^{2}}{12} -2(-7)[/tex]

Using PEDMAS rule to solve it.

Now, simplifying:

We first open parenthesis which is (-7) = -7

= [tex]\frac{-6^2}{12}-2\times -7[/tex]

Now, we evaluate the exponent which is [tex]-6^2=-36[/tex]

Next, we divide -36 by 12 to get -3

= [tex]\frac{-36}{12}-2\times -7 \\= -3 -2\times -7[/tex]

Next, we multiply -2 and -7 to get 14

= [tex]-3 + 14 [/tex]

Lastly, we add -3 and 14 to get 11

= [tex]11 [/tex]

∴ Answer is 11

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