lexim526
lexim526 lexim526
  • 14-12-2020
  • Mathematics
contestada

Simplify the following expressions:
5x + 4 + (-x) -1

Respuesta :

anonymoushackertroll
anonymoushackertroll anonymoushackertroll
  • 14-12-2020

Answer:

[tex]4x+3[/tex]

Step-by-step explanation:

[tex]5x+4+(-x)-1[/tex]

Remove parentheses: [tex](-a)=-a[/tex]

[tex]=5x+4-x-1[/tex]

Group like terms

[tex]=5x-x+4-1[/tex]

Add similar elements: [tex]5x-x=4x[/tex]

[tex]=4x+4-1[/tex]

Add/subtract the numbers: [tex]4-1=3[/tex]

[tex]=4x+3[/tex]

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