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snow_lady [41]
3 years ago
13

Solve for x in the equation x squared plus 4X minus 4 equals 8​

Mathematics
1 answer:
sergiy2304 [10]3 years ago
3 0

Answer:

(x+6)(x-2)

Step-by-step explanation:

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locksmith larry charges $90 for a house cal plus $20 per hour. Locksmith Barry charges $50 for a house call plus $30 per house.
nadya68 [22]

Answer:

<u>4 hours</u>

Step-by-step explanation:

Equations :

Larry : <u>y = 20x + 90</u>

Barry : <u>y = 30x + 50</u>

Equate both to find the number of hours at which they both charge the same :

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4 0
2 years ago
The probability of two events that are not mutually exclusive may be calculated using the formula
Nataly [62]

Answer:

7/13

Step-by-step explanation:

P(A or B) = P(A) + P(B) − P(A and B)

P(red or jack) = P(red) + P(jack) − P(red and jack)

P(red or jack) = 26/52 + 4/52 − 2/52

P(red or jack) = 28/52

P(red or jack) = 7/13

7 0
3 years ago
Read 2 more answers
Write formula for arithmetic sequence when first term is not given
SashulF [63]
An<span> = am</span><span> + (n – 1)d.
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8 0
3 years ago
If the population of a city is 8,839,469 then declines by 4% every year, what is the population in 3 years?
quester [9]
8,839,469 people* 94% percent of last years population= <span>8,309,101 people after 1 year
</span>8,309,101 people*94% percent of last years population= <span>7,810,555 people after 2 years
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3 years ago
What is the measure of ∠x
svetoff [14.1K]

Answer:

67

Step-by-step explanation:

6 0
3 years ago
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