3 years ago

Which of the following is a composite number? 31 80 2

1 answer:

7 0

Answer:

Step-by-step explanation:

80 can be divided by 2, 4, 5, 8, 10, 16, 20, 40

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anzhelika [568]

Well we know that... $a^{-1}=\frac{1}{a^{1} }\\$ .

So... $(\frac{1}{5})^{-1}=\frac{1}{\frac{1}{5}^{1}}=5\\\\$ .

Because $5^{3}=125$ ,

$\frac{1}{5}^{-1*3}=125\\ x=-1*3=-3$

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3 years ago

Mumz [18]

Answer:

x + 2

Step-by-step explanation:

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torisob [31]

X = 45.

Since opposite exterior angles are congruent, you can set the 2 values equal to each other. When you solve for x, you should get 45.

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xenn [34]

Answer:

1260 is cost price and 140 is profit.

Step-by-step explanation:

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Liono4ka [1.6K]

I don’t understand your question can you explain it more

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3 years ago