Answer:
y = (1/2n) + (9/4)
Step-by-step explanation:
4y - 2n = 9
add 2n to both sides
4y = 9 + 2n
divide both sides by 4
y = (9/4) + (2/4n)
simplify
y = (9/4) + (1/2n)
put in standard form
y=9+2n/4
4y-2n=9
+2n
4y=9+2n
÷4 ÷4
