Answer:
6 : 1
Step-by-step explanation:
b - 3a / 9 = a /3
Cross multiply
3(b - 3a) = 9a
Expand
3b - 9a = 9a
Add 9a to both sides
3b = 9a + 9a
3b = 18a
Divide both sides by 3
b = 6a
Ratio of a : b
6 : 1
Answer:
17 lb I guess 8 don't think the question is full
Step-by-step explanation:
the question is half
Answer:
X = d/f - 1
Step-by-step explanation:
You would Isolate the variable by dividing each side by factors that don't contain the variable. Hope this helps