Respuesta :
Step-by-step explanation:
I will assume you you meant solve for A
so from that assumption we simply make A the subject of formula
3A=R-3D
A=(R-3D)/3
Step-by-step explanation:
I will assume you you meant solve for A
so from that assumption we simply make A the subject of formula
3A=R-3D
A=(R-3D)/3