amelia6594 amelia6594
  • 20-09-2020
  • Mathematics
contestada

simplify
[tex]\frac{3(a-b)}{9} + \frac{4}{9} b[/tex]

Respuesta :

jimrgrant1 jimrgrant1
  • 20-09-2020

Answer:

[tex]\frac{3a+b}{9}[/tex]

Step-by-step explanation:

Both fractions have a common denominator of 9

Add the numerators, placing them over 9

= [tex]\frac{3(a-b)+4b}{9}[/tex]

= [tex]\frac{3a-3b+4b}{9}[/tex]

= [tex]\frac{3a+b}{9}[/tex]

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