Respuesta :
Answer:
r = - 10
Step-by-step explanation:
isolate 5r on the left side by subtracting 3 from both sides
5r = - 50 ( divide both sides by 5 )
r = - 10
Answer:
r = - 10
Step-by-step explanation:
isolate 5r on the left side by subtracting 3 from both sides
5r = - 50 ( divide both sides by 5 )
r = - 10