Respuesta :
Answer: a= 1
Step-by-step explanation:
a * b = b
Divide by “b” on both sides
a= b/b
“b/b” is equal to 1
a=1
Hope that helps
Lmk if you need a better explanation.
1 because anything times 1 will equal it self so b times 1 will equal 1 there the answer is one. Hope this helps!