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Sloan [31]
3 years ago
11

The percent of decrease from 12 to 9.

Mathematics
2 answers:
MissTica3 years ago
7 0
I’m pretty sure it’s 75%
DochEvi [55]3 years ago
3 0

Answer:

75%

Step-by-step explanation:

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Y=1/2×-6 ×=-4 what is the solution to the system of equations
hodyreva [135]

Answer:

(-4, -8)

Step-by-step explanation:

Use the substitution method.  x = -4, so y = (1/2)x - 6 becomes:

y = (1/2)(-4) - 6, or y = -2 - 6, or y = -8.

The solution is (-4, -8).

8 0
3 years ago
Leave the answer as an improper fraction​
Ghella [55]

Hey there!

ANSWER: \frac{23}{20}

EXPLANATION:

To find the answer to your question, you will need to add.

\frac{3}{4}+\frac{2}{5}

First, multiply the denominator.

5*4=20

So the denominator will be 20.

Now move on to the numerator. Multiply 5 by 3.

5*3=15

Now multiply 4 bu 2.

4*2=8

If you want to get the numerator, add what you got after multiply.

15+8=23

The numerator is 23. So now let's complete the fraction.

\frac{23}{20}

This is your answer!

Hope this helps!

-TestedHyperr

3 0
3 years ago
1573-(640+30)+907 operaciones combinadas
igor_vitrenko [27]

Answer:

1810

640+30=670

1573-680=903

903+907=1810

6 0
3 years ago
Please help and show work if you can​
laila [671]

Answer:

25. a = 60

26. a = 17

Step-by-step explanation:

In these two problems we are going to use a property of parallelograms that says: opposite angles have equal measure

so we have

25.

6a+10=130\\\\6a=130-10\\\\6a=120\\\\a=60

and for 26 we have

4a-4=2a+30\\\\4a=2a+30+4\\\\4a=2a+34\\\\4a-2a=34\\\\2a=34\\\\a=17

6 0
3 years ago
‼️NEED THESE ASAP‼️ factor each completely :
Paul [167]
Find the answer on pm
4 0
2 years ago
Read 2 more answers
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