Answer:
2u + 8
General Formulas and Concepts:
<u>Pre-Algebra</u>
Step-by-step explanation:
<u>Step 1: Define</u>
2(u + 4)
<u>Step 2: Expand</u>
- Distribute 2: 2(u) + 2(4)
- Multiply: 2u + 8
3t+40=A
he starts with 40, so you add that to 3 t (3 meters every year-t)
F. 30 is the correct answer, for mean you just have to add all the ages together and divide by the number of customers
Step-by-step explanation:
3n + 6( -8n + 9)
= 3n - 48n + 54
= - 45n + 54
Hope it will help
