Answer:

Step-by-step explanation:
Answer: x = 20.
Step-by-step explanation:
x and (3x + 10) combine to form a right angle, shown in the diagram by the small square joining the perpendicular lines.
Right angles are 90 degrees, so you can add both angles to get 90:

Answer:
Step-by-step explanation: I think you skip count by 50s or something like that. So, it has to be 64.
The 30 pound bag is the bust guys it's bigger and same price and in the long run would be better
I think that the answer is A.