Answer:
-1 1/2
Step-by-step explanation:
1/2 is positive and - 2 is negative
Answer: 8320 cubes.
Step-by-step explanation:
1. Calculate the volume of the rectangular prism:

Where<em> l </em>is the lenght, <em>w</em> is the width and <em>h</em> is the height.
Substitute values.
(You can convert 3 1/4 to decimal by dividing the numerator by the denominator of the fraction and add this to the whole part: 3+0.25=3.25)
Then:

2. Calculate the volume of a cube:

Where <em>s</em> is the lenght of any side.
Then:

3. To calculate the number of cubes that are needed to fill the rectangular prism (which you can call <em>n) </em>, you must divide the volume of the prism by the volume of a cube. Then:
cubes
Answer:
268mph
Step-by-step explanation:
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Answer:
Try using photo math it helps
Step-by-step explanation:
Answer:
D) 39
Step-by-step explanation:
There are a couple of steps to this. First, note that you must plug in the given number that replaces x into the right side's x. After you find the answers, you must then subtract both answers to get your result.
First step, find g(8):
g(x) = 3x - 2
When x = 8,
g(8) = 3(8) - 2
Remember to follow PEMDAS, the order of operations. First, multiply, then subtract:
g(8) = (3 * 8) - 2
g(8) = (24) - 2
g(8) = 22
Next step, find g(-5):
g(x) = 3x - 2
g(-5) = 3(-5) - 2
g(-5) = (3 * -5) - 2
g(-5) = (-15) - 2
g(-5) = -17
Note that you are subtracting both numbers. When there are two negative signs directly next to each other, it becomes a positive:
22 - (-17) = 22 + 17 = 39
D) 39 is your answer.
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