Respuesta :
Answer: y=2x-3
Step-by-step explanation:
divide both sides by 7
7y/7=(14x-21)/7
y=2x-3
7y=14x-21
Divide both sides of the equation by 7
Y=2x-3 is the final solution
Divide both sides of the equation by 7
Y=2x-3 is the final solution