Respuesta :

Write a literal equation for a.

18/a=7

Multiply both sides by a
18=7a

Then divide both sides by 7
18/7=a

Final answer: B

Answer:

B

Step-by-step explanation:

Pretend its 20/10=2

Instead of 18/a=7

A. 10+2=20 (WRONG)

B. 10=20/2 (CORRECT)

C. 10=2/20 (WRONG)

D. 10=2*20 (WRONG)