Answer:
Step-by-step explanation:
18
2n+9+5n=30 combine like terms on left side
7n+9=30 subtract 9 from both sides
7n=21 divide both sides by 7
n=3
What’s something goes up but never comes down?
Answer: $45579.10
35000(1+.045)^6
Hope this helps!!!!!!!!!!!!!!
