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prisoha [69]
2 years ago
11

Solve the equation 40a^2+4a=0

Mathematics
1 answer:
sergiy2304 [10]2 years ago
7 0
40a^2+4a=0\ \ \ \ |divide\ both\ sides\ by\ 4\\\\10a^2+a=0\\\\a(10a+1)=0\iff a=0\ or\ 10a+1=0\\\\a=0\ or\ 10a=-1\\\\\boxed{a=0\ or\ a=-0.1}
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monitta

Answer:

x = -9

Step-by-step explanation:

ANGLES IN A TRIANGLE ADD UP TO 180°

50° + 80° = 130°

180° - 130° = 50

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x = -9

3 0
2 years ago
S=[E,F,G,H,J] identify the ways to select two members from s allowing the repetition
Fofino [41]

Answer: There are 25 ways to select two members.

Step-by-step explanation:

Since we have given that

S={E,F,G,H,J}

Number of elements = 5

We need to select two members from S allowing the repetition.

We will use "Fundamental theorem of counting":

There are 5 choices for the first member.

There are 5 choices for the second member.

So, Number of ways would be

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Hence, there are 25 ways to select two members.

8 0
3 years ago
If JM = 5x – 8 and LM = 2x – 6, which expression represents JL?
muminat

Answer:

The expression represents JL is<u> 3x - 2</u>.

Step-by-step explanation:

Given:

JM = 5x – 8 and LM = 2x – 6.

Now, to find expression represents JL.

JM = JL + LM

<em>Subtracting both sides by LM we get:</em>

JM - LM = JL.

JL = JM - LM

Now, putting the expression to get JL:

JL=5x-8-(2x-6)

JL=5x-8-2x+6

JL=3x-2.

Therefore, the expression represents JL is 3x - 2.

8 0
3 years ago
What is the median price of rent for the university of oregon
almond37 [142]

Answer:

$11,450

Step-by-step explanation:

thats the median price according to Google

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Katen [24]

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Step-by-step explanation:

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(- 3, 7 ) → (- 3 - 2, 7 - 6 ) → (- 5, 1 )

5 0
3 years ago
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