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lana66690 [7]
3 years ago
6

What is the slope of a line that is perpendicular to 4x-8y=64

Mathematics
1 answer:
aleksley [76]3 years ago
4 0

Answer:

- 2

Step-by-step explanation:

1) Write the equation in slope-intercept form.

4x - 8y = 64

-8y = -4x +64

y = 1/2 x - 8

slope of this line = 1/2

2) For perpendicular line the slope is negative reciprocal.

So, slope for perpendicular line is equal  -2.

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The math club sold roses and tulips this year for Valentine's day. The number of roses sold was 8 more and 4 times the number of
Kipish [7]

Answer: 76 roses were sold.

Step-by-step explanation:

Let x represent the number of tulips that the math club sold.

Let y represent the number of roses that the math club sold.

The number of roses sold was 8 more than 4 times the number of tulips sold. This means that

y = 4x + 8

Tulips were sold for $2 each and roses for $5 each. The club made $414.00. This means that

2x + 5y = 414- - - - - - - - - 1

Substituting y = 4x + 8 into equation 1, it becomes

2x + 5(4x + 8) = 414

2x + 20x + 40 = 414

22x = 414 - 40

22x = 374

x = 374/22

x = 17

y = 4x + 8 = 4 × 17 + 8

y = 76

5 0
4 years ago
Read 2 more answers
Can you help me anyone please
zhannawk [14.2K]

Answer:

>

Step-by-step explanation:

In absolute value there is no negatives so the absolute value of -12.5 is still bigger than 11.5

5 0
3 years ago
Read 2 more answers
In the number below, what happens to the value of the digit 3 when it is moved one place value to the left?
Elis [28]

Answer:

it increases by a factor of 10, hence option B is the answer

Step-by-step explanation:

Initial Figure = 2037

When it is moved one place to the left, it increases from tens to hundreds

Hence option B is the answer

5 0
3 years ago
The list shows the ages of cats at a local shelter.
frez [133]
Not 1 or 3
it can't be 4 so it is the second one

3 0
3 years ago
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What's 7-(7-7):8x29=
topjm [15]

Answer:

the required ratio is 7 : 232

Step-by-step explanation:

by solving both sides we get ,

=》7 - ( 7-7 ) : 8 × 29

=》7 - 0 : 232

=》 7 : 232

it's the required ratio ,

i hope you got it .

5 0
3 years ago
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