alexispineapple
alexispineapple alexispineapple
  • 22-04-2017
  • Mathematics
contestada

Find 2x − 3y − z if x = −2, y = 3, and z = −2
−11
11
−15
15

Respuesta :

eecrouch
eecrouch eecrouch
  • 22-04-2017
−4−3×3+2−4−9+2−11
The answer is -11.
Hope this helps :)
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lisboa lisboa
  • 17-09-2019

Answer:

-11

Step-by-step explanation:

[tex]2x - 3y -z[/tex]

To evaluate the given expression we plug in the given values

x = −2, y = 3, and z = −2

[tex]2x - 3y - z[/tex]

[tex]2(-2) - 3(3) -(-2)[/tex]

positive times negative is negative, also negative and negative is positive

Remove the parenthesis by multiplying the numbers

[tex]2(-2) - 3(3) -(-2)[/tex]

[tex]-4 -9+2=-11[/tex]

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