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Soloha48 [4]
3 years ago
6

What is the value of the expression -3 1/4 (4.5)

Mathematics
2 answers:
elena-14-01-66 [18.8K]3 years ago
6 0
-3.375 or -3.4 or -3.38 all the same answer
katovenus [111]3 years ago
3 0

Answer:

= −14.625  (not entirely sure if I'm correct)

Step-by-step explanation:

- 3 1/4 (4.5)

-13/4 (4.5)

= -14.625 or -14 5/8 (in fraction form)

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Find the equation of the line through point (8,−9) ( 8 , − 9 ) and perpendicular to 3+8=4 3 x + 8 y = 4 .
Leno4ka [110]

The equation of the line will be 3y + 8x = 165.

<h3>What is an equation?</h3>

It is defined as the relation between two variables, if we plot the graph of the linear equation we will get a straight line.

Given that:-

  • Find the equation of the line through point (8,−9) ( 8, − 9 ) and perpendicular to 3 x + 8 y = 4.

The given equation of the line is:-

3 x + 8 y = 4.

The slope of this line will be:-

3 x + 8 y = 4.

8y = -3x + 4

y = -3 /8x + ( 1 / 2)

y = mx + c

m = -3 / 8

Since the line is perpendicular to the other line 3x +8y = 4 so the slope will be inverse and negative for the line.

So the slope of the line will be -8 / 3

The equation of the line passing through the point will be given as:-

y - y 1 = m ( x- x1)

y - (-9) = ( -8 / 3) ( x - 8)

Y + 9 = ( -8 / 3 ) ( x -8 )

3 y = -8x + 165

3y + 8x = 165

Therefore the equation of the line will be 3y + 8x = 165.

To know more about equations follow

brainly.com/question/2972832

#SPJ1

5 0
2 years ago
SOMEONE HELP ME I GO CLASS IN 10 MINS!!
QveST [7]

Answer:

i think its mq

Step-by-step explanation:

3 0
3 years ago
Which graph represents the solution set to this system of equations? –x + 2y = 6 and 4x + y = 3 On a coordinate plane, a line go
erastova [34]

Answer:

On a coordinate plane, a line goes through (0, 3) and (2, 4) and another line goes through (0, 3) and (0.75, 0).

This answer almost coincide with option C. I suppose there was a mistype.

Step-by-step explanation:

The system of equations is formed by:

–x + 2y = 6

4x + y = 3

In the picture attached, the solution set is shown.

The first equation goes through (0, 3) and (2, 4), as can be checked by:

–(0) + 2(3) = 6

–(2) + 2(4) = 6

The second goes through (0, 3) and (0.75, 0), as can be checked by:

4(0) + (3) = 3

4(0.75) + (0) = 3

6 1
4 years ago
Read 2 more answers
a circle has a radius of 3 feet. what is the circumference of a bigger circle if the scale factor of the smaller to bigger is 4:
AlexFokin [52]
1:4 is you answer. 4-3 is 1 and you do the same to 7
5 0
4 years ago
Which symbol would correctly compare the values shown be<br> 1-8|?|8
Troyanec [42]

Answer:

=

Step-by-step explanation:

|-8|?|8|

8 ? 8
8 = 8
Hope this helps :)

5 0
3 years ago
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