Answer :
Answer:
b = 5/7
Step-by-step explanation:
b is a rational number then
2b + (-7/3l =3/7
2b = 3/7+7/3
2b = (9 + 21)/21
2b =30/21
b = 30/42
therefore
b =5/7
Answer:
b = 5/7
Step-by-step explanation:
b is a rational number then
2b + (-7/3l =3/7
2b = 3/7+7/3
2b = (9 + 21)/21
2b =30/21
b = 30/42
therefore
b =5/7