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kogti [31]
4 years ago
13

15 POINTS AND BRAINLIEST FOR FIRST ANSWER

Mathematics
1 answer:
wlad13 [49]4 years ago
7 0

Answer:

y = -(1/2)x

Step-by-step explanation:

given 8x-4y=12

arranging in slope-intercept form:

8x-4y=12

4y = 8x - 12 (divide both sides by 4)

y = 2x - 3

we can see that the slope of this line is the coefficient of x , which is 2.

The slope of a perpendicular line is the negative reciprocal of this number

m = -1/2

assembling the linear equation in point-slope form

y - y₁ = m (x - x₁)

given that the equation passes through the origin, then both x₁ and y₁=0

y - 0 = (-1/2) (x - 0)

y = (-1/2)x

y = -(1/2)x

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4 years ago
Which values are solutions of the inequality 6 x + 4 < 22 ? Select two answers.
zubka84 [21]

Answer: D and E

Step-by-step explanation:

To find this answer we want to get x by itself in the equation.

6x + 4 < 22

6x < 18

x < 3

So according to this the value of x has to be less than 3.

You can check your answer by substituting the values in for x.

6(0) + 4 < 22

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6(2) + 4 < 22

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6(3) + 4 < 22

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8 0
3 years ago
Miranda has 180 beads for making helpers. She buys 240 more beads. She wants to store the beads in a case with 6 sections. how m
yuradex [85]

Answer:

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Step-by-step explanation:

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4 0
3 years ago
Tyron left his house and drove 30 miles north, then 17 miles east. Birds
ikadub [295]

Answer:

Step-by-step explanation:

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6 0
3 years ago
1. Events A and B are dependent, P(A)=20%, P(BIA)=25%. What is P(A and B)?
Blizzard [7]
1. Given that e<span>vents A and B are dependent, P(A)=20%, P(BIA)=25%. What is P(A and B)?
P(BIA)=[P(A and B)]/P(A)
it follows then that:
P(A and B)=P(A)*P(BIA)
P(A)=0.2
P(BIA)=0.25
hence
P(A and B)=0.2*0.25=0.05=5%

2. Given that </span><span> P(A) =12%, P(B)=48% and P(A or B)=50%. What is P(A and B)?
P(A or B)=P(A)+P(B)-P(A and B)
but
P(A)=12%, P(B)=48%, P(A and B)=50%
thus
P(A or B)=12%+48%-50%
simplifying the above we obtain:
P(A or B)=60%-50%=10%

</span>
8 0
3 years ago
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