3 years ago

PLEASE HELPO MEEEEEEE Choose ALL the real-world scenarios below that would represent the

Mathematics

1 answer:

Kamila [148]3 years ago

4 0

Answer:

I just need points

Step-by-step explanation:

I just need points

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y+7= -2/5 (x-10) What is the standard form of the equation for this line?

sveticcg [70]

The standard form of the equation of a line:

$Ax+By=C$

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$y+7=-\dfrac{2}{5}(x-10)\qquad|\text{use distributive property}\\\\y+7=-\dfrac{2}{5}x+\left(-\dfrac{2}{5}\right)(-10)\\\\y+7=-\dfrac{2}{5}x+2\cdot2\\\\y+7=-\dfrac{2}{5}x+4\qquad|\text{multiply both sides by 5}\\\\5y+35=-2x+20\qquad|\text{add 2x to both sides}\\\\2x+5y+35=20\qquad|\text{subtract 35 from both sides}\\\\2x+5y=-15$

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3 years ago

Jenny plans to have two children but doesn't know if they are boy-boy, girl-girl, or boy-girl. What is the probability that she

natulia [17]

Combinations are:
B B ( both boys )
B G ( first boy, than girl )
G B ( first girl, than boy )
G G ( both girls )
P ( B B ) = 1 / 4 = 0.25
Answer: B ) 0.25

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3 years ago

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defon

Answer:

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3 years ago

PLEASE HELP?

Leto [7]

The answer is A

Step-by-step explanation:

The sample space is EVERY possible outcome

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Mary has 4 blue marbles, 3 pink marbles, and 2 green marbles in a bag. What is the P(blue, green) if Mary draws a

Vanyuwa [196]

blue=4/5 green=2/7

Step-by-step explanation:

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3 years ago