3 years ago

Simplify 5 to the negative 4th power over 5 to the 3rd.

Mathematics

1 answer:

deff fn [24]3 years ago

8 0

5^-4/5^3
=5^-4-3
=5^-7
=78125

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Slav-nsk [51]

Answer:

6/5 OR 1 1/5

Step-by-step explanation:

2 x 3/5 = 6/5 OR 1 1/5

Hope that helps!

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3 years ago

How many gallons of a 70% antifreeze solution must be mixed with 90 gallons of 20% antifreeze to get a mixture that is 60% antif

Oliga [24]

Answer:

360

Step-by-step explanation:

If x is gallons of 70% antifreeze solution, then:

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3 years ago

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castortr0y [4]

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We know that one tenth $=\frac{1}{10}$ and one hundredth $=\frac{1}{100}$

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B) 209 hundredths

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zhenek [66]

6.8 is the answer!!!!

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