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Effectus [21]
3 years ago
7

-7(-9) need help again

Mathematics
2 answers:
sdas [7]3 years ago
8 0

Answer:

63

Step-by-step explanation:

-7 * -9 = 63

negative times negative is always positive:)

BaLLatris [955]3 years ago
7 0

Answer:

63

Step-by-step explanation:

A negative times a negative is positive.

7 x 9 = 63.

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What’s the solution of y= 3x-1 and y= 3x+4
julia-pushkina [17]

Step-by-step explanation:

solution ? you mean where both lines cross each other ?

these are 2 parallel lines (same slope, but different y-intercept), so they never cross each other.

there is no solution.

formally :

3x - 1 = 3x + 4

-1 = 4

this is wrong. therefore there is no solution.

3 0
3 years ago
I need help can you help me,,plz
lapo4ka [179]
The answer would be 20 or 9
6 0
3 years ago
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A spinner with three equal sectors is spun three times. What is the number of possible outcomes?
Marina86 [1]

Answer:

If they mean written as a fraction, you have three total outcomes. As a fraction you can say 1/3 to say you have a one in three chance of landing on a specific one.

6 0
3 years ago
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In the United States, among a representative group of 6,006 white men and 1,126 black men, ages 70-79 at diagnosis with stage IV
Ivenika [448]

Answer:

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Step-by-step explanation:

The exposure is race and the outcome is survival.  

Race   Alive    Dead           T

W       2337     3669         6006

B         344        782          1126  

Relative Risk -  1.27  

White men diagnosed with stage IV prostatic adenocarcinoma within the age bracket of 70-79 are 1.27 times more likely to survive five years after the diagnosis of stage IV prostatic adenocarcinoma than black men.

7 0
2 years ago
Express the fractions 2/3, 3//4 and 5/6 as equivalent fractions with a denominator of<br>12​
lina2011 [118]

Answer:

like 2/3 or 15/16; Mixed number - like 1 1/2 or 4 5/6; Integer - like 5 or 28

Step-by-step explanation:

6 0
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