Answer:

Step-by-step explanation:
Question: 
1) Add 10 to both sides:

2) Multiply both sides by the reciprocal of 2/3: (3/2)


3) Simplify the fraction:

Answer:
165 Calories
Step-by-step explanation:
A gram of carbohydrate contains 4 calories. A gram of protein also contains 4 calories. A gram of fat, though, contains 9 calories
5x9=45 10x4=40 20x4=80 45+40+80= 165
Answer:
6n^2 + 5n = 4
Step-by-step explanation:
Represent the number by n. Then: 6n^2 + 5n = 4.
Next time, please include complete instructions. What were you supposed to do here?