Answer:
4
Step-by-step explanation:
<h3>
Answer:</h3><h3>If you know one ratio in a proportion , you can use that information to find values in the other equivalent ratio. </h3>
Answer:
m=17/40 
Step-by-step explanation:
So you 5/7m - 1/7 = 9/56 
You Simplify both sides Then
well I Don´t know I hope this helped u, I tried ^^¨
Solve the equation of the function for n.
a(n) = 3n - 20
a = 3n - 20
a + 20 = 3n
(a + 20)/3 = n
n = (a + 20)/3
n(a) = (a + 20)/3