Respuesta :

Answer:

a = 22.5

Step-by-step explanation:

1.7a+0.3a=45

Add like terms

2a = 45

Divide by 2

2a/2 = 45/2

a = 22.5

[tex]{\huge\fbox\pink{Q}\fbox\blue{u}\fbox\purple{E}\fbox\green{s}\fbox\red{T}\fbox\orange{i}\fbox{O}\fbox\gray{n}}[/tex]

[tex]\maltese[/tex]1.7a+0.3a=45

[tex]{\huge\fbox\blue{A}\fbox\purple{n}\fbox\green{S}\fbox\red{w}\fbox\orange{E}\fbox{r}}[/tex]

  • [tex]\bold{1.7a+0.3a=45   }[/tex] 

  • [tex]\bold{(1.7+0.3)a=45   }[/tex] 

  • [tex]\bold{ 2a=45  }[/tex] 

  • [tex]\bold{a=\dfrac{45}{2}   }[/tex] 

  • [tex]\blue{a=22.5   }[/tex]
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