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melisa1 [442]
3 years ago
8

30 pts!

Mathematics
1 answer:
just olya [345]3 years ago
5 0
<span>1: 8^-2 = 1 / 8^2 = 1/64

2: 1/3^-3 = 3^3 = 27

3: 6^-12 * 6^8 * 6^0 = 6^(-12+8+0) = 6^-4 = 1/6^4 = 1 / 1296</span>
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Choose the solution to this inequality.
Mnenie [13.5K]

Answer:

A y < -1/2

Step-by-step explanation:

4/3 < -8/3 y

Multiply both sides by 3

3×4/3 < 3× -8/3 y

4  < - 8y

Divide both sides by -8

4/-8 > -8y/-8

The inequality sign changes by dividing by negative

-1/2 > y   is same as y < -1/2

Therefore

y < -1/2

I hope this was helpful, please mark as brainliest

7 0
3 years ago
Shelby loves to knit scarves. Normally, it takes her 15 minutes to knit 5 inches of a scarf. She plans to make a scarf that is 3
MariettaO [177]

Answer:

90 minutes

Step-by-step explanation:

let x=amount of time it would take for Shelby to knit the scarf

\frac{15}{5} =\frac{x}{30}

cross multiply

15*30=5x

450=5x

450/5=x

x=90

It would take Shelby 90 minutes to knit a scarf that is 30 inches long.

7 0
3 years ago
2b. Jill and Alice each sold 40 pieces of
Diano4ka-milaya [45]

Answer:

Jill sold more apples

1 more than Alice

Step-by-step explanation:

Jill sold 40 fruits

Alice sold 40 fruits

15% of Jill's sales is APPLES, that is:

15/100 = 0.15

0.15 * 40 = 6

Jill sold 6 apples.

Now, it is given Alice sold 5 apples.

<em>Who sold more? Of course, Jill.</em>

<em>By how much? 6 - 5 = 1 apple more</em>

7 0
4 years ago
Find the missing angle.
Gekata [30.6K]

Answer:

total angle of a triangle = 180°

other two angles = 85° , 65°

∴ the missing angle = 180 - ( 85 + 65 )

                                 = 180 - 150

                                 = 30

hope this answer helps you..

please mark as brainliest... thank you!

6 0
3 years ago
Read 2 more answers
Which equation is correct regarding the measure of
vodomira [7]
What is the equation
6 0
3 years ago
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