Answer:
x = -1/2
Step-by-step explanation:
1-3x = x+3
Add 3x to each side
1-3x+3x = x+3x+3
1 = 4x+3
Subtract 3 from each side
1-3 = 4x+3-3
-2 = 4x
Divide each side by 4
-2/4 = 4x/4
-1/2 =x
Answer:
A) 30 cubes.
B) 30 units³.
Step-by-step explanation:
A) 1. Calculate the volume of the rectangular prism, as following:
2. You have that:
- The length is:
- The width is:
- The heigth is:
3. Substitute these values into the formula:
4. The volume of one cube is:
5. The length of one side is:
6. Substitute this value into the formula:
7. The number of small cubes that can be packed in the rectangular prism is:
B) 1. The length, the width and the height of the rectangular prism in term of units cubes is:
2. Therefore, the volume of the rectagular prism in terms of the small cube and a unit cube is:
D. He dilated the dimensions by different factors!
Answer:
the last one
Step-by-step explanation: