mendezsanchez0925 mendezsanchez0925
  • 29-01-2020
  • Mathematics
contestada

7a2-9a=24 what is the answer for this

Respuesta :

banwooluwaseun056 banwooluwaseun056
  • 30-01-2020

Answer: 8/21

Step-by-step explanation:

7a2 - 9a = 24

This can be written as:

72a - 9a = 24

63a = 24

Divide both sides by 63

(63a/63) = (24/63)

3 is common in both numerator and denominator

a = 8/21

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