Answer:
286m²
Step-by-step explanation The formula to find the surface area of a rectangular prism is A = 2wl + 2lh + 2hw, where w is the width, the l is the length, and the h is the height.
2 bags, because when you add 5/8 and 1 3/8 you get 1 8/8 which is really 2
Answer:
x>4
Step-by-step explanation:

Sorry if there is any mistakes
Answer:
x = 13
Step-by-step explanation:
1. 4x + 1 = 8x - 51
2. 4x = 8x - 52
3. -4x = -52
4. x = 13