Answer:
The answer is B
Step-by-step explanation:
This is because when you distribute the -4 to 9^6 and 7^-24 you will get 9^-24 and 7^36. Then, you can move the 7^-24 to the denominator because of the negative exponent rule.
PS: ^ means to the power of
Answer:
D. 4.12
Step-by-step explanation:
A irrational number can be a decimal, but can never be a fraction.
Answer:
57 degrees.
Step-by-step explanation:
180 - 123 = 57.
![4 \times 5 = 20 = total \: number \: of \: blue \: pens. \](https://tex.z-dn.net/?f=4%20%5Ctimes%205%20%3D%2020%20%3D%20total%20%5C%3A%20number%20%5C%3A%20of%20%5C%3A%20%20%20blue%20%5C%3A%20pens.%20%5C%20)
![5 \times 6 = 30 = total \: number \: of \: black \: pens](https://tex.z-dn.net/?f=5%20%5Ctimes%206%20%3D%2030%20%3D%20total%20%5C%3A%20number%20%5C%3A%20of%20%5C%3A%20black%20%5C%3A%20pens)
highest common factor of 20 and 30=10
![20 \div 10 + 30 \div 10 = 5](https://tex.z-dn.net/?f=20%20%5Cdiv%2010%20%2B%2030%20%5Cdiv%2010%20%3D%205)
there will be 5 pens in each box.