Respuesta :
1/4x + 1/5x
Answer:
= 5•1/5•4x + 4•1/4•5x
= 5/20x + 4/20x
= 9/20x
Therefore, the answer is 9/20x
Answer:
= 5•1/5•4x + 4•1/4•5x
= 5/20x + 4/20x
= 9/20x
Therefore, the answer is 9/20x