Lukekeoghbriggs Lukekeoghbriggs
  • 15-09-2022
  • Mathematics
contestada

f(a) = a + 3. Find f(7)

Respuesta :

pxison180
pxison180 pxison180
  • 15-09-2022

Answer: a=1/2=0.5

Step-by-step explanation:

7(a)=a+3

Subtract a from both sides.

7a−a=3

Combine 7a and −a to get 6a.

6a=3

Divide both sides by 6.

a= 63

​Reduce the fraction  

63

​to lowest terms by extracting and canceling out 3.

a= 21

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