Answer: 40
Step-by-step explanation:
Answer:

Step-by-step explanation:
So, our equation is:

In exponetial form, this looks like:

Now lets cube the 5:

Next, we can multiply the denominator on the right side by 5:

We need to now get x alone by adding 4 to both sides:

Finally, we divide by x's coefficent, 2, to get:

Hope this helps! :3
Answer: 1- a square has 4 equal sides so if one side is 9cm then the rest are 9cm, so 9x4= 36cm
2- do the same thing as part 1 but add a power of 2 to it, so 36^2 = 1296cm
Step-by-step explanation:
Hi there!
From what I know, when you multiply one number in a ratio, you must also multiply the other number by the same number. This allows for the ratio to stay the same, thus keeping it correct. If both terms were not multiplied by n, the ratio would no longer be the correct ratio.
Hope this helps!! :)
If there's anything else that I can help you with, please let me know!
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Hello!
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❖ 20% as as a fraction in lowest terms is 
Percents are out of 100% so write 20% out of 100% as a fraction:

Both the numerator and denominator can be divided by 20 so once divided, you get 
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