jamyawilliams12
jamyawilliams12 jamyawilliams12
  • 15-09-2021
  • Mathematics
contestada

Evaluate the expression given the replacement values.

8x−2y for x=4 and y=−7.
10xy

Respuesta :

teentitans008
teentitans008 teentitans008
  • 15-09-2021

answer:

-23/140

explanation:

Substitute:  

Answer Link
Аноним Аноним
  • 15-09-2021

[tex]\\ \sf\bull\longmapsto 8x-2y+10xy[/tex]

[tex]\\ \sf\bull\longmapsto 8(4)-2(7)+10(4)(7)[/tex]

[tex]\\ \sf\bull\longmapsto 32-14+280[/tex]

[tex]\\ \sf\bull\longmapsto 18+280[/tex]

[tex]\\ \sf\bull\longmapsto 298[/tex]

Answer Link

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