Answer:
16
Step-by-step explanation:
This question can be modeled using the equation 3x+4=52 (x is the purple marbles). To solve this equation subtract 4 from both sides, making it 3x=48. divide both by three showing x=16. This shows that 16 is the answer.
16.5ft squared
...............................................
X can be -1 or 1 for the square root to be 0
The correct option is a
8.525 rounded to the nearest tenth is 8.5
Answer:
29
Step-by-step explanation: