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kondaur [170]
3 years ago
7

Explain direct variation equations please. Provide an example.

Mathematics
1 answer:
nikitadnepr [17]3 years ago
6 0
A direct variation is a linear equation. It describes a simple relationship between two variables.

Example: if y varies directly as x, and y = 6 when x = 2, the constant of variation is k = = 3.

Hope this helped!! :)
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write an equation in point-slope form of the line that passes through the point (3, 5) and has a slope or -1
frez [133]

Answer:

y = -x + 8

Step-by-step explanation:

m = -1  ; x1 = 3 ; y1 = 5

Slope point form: y - y1 = m(x -x1)

y - 5 = -1(x - 3)

y -  5 = -1x - 3 *(-1)

y - 5 =-x + 3

    y =  -x + 3 + 5

     y = -x + 8

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3 years ago
14 more than the product of 59 and q<br> Write an algebraic expression
mel-nik [20]

Answer:

14+(59*q)

Step-by-step explanation:

5 0
3 years ago
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There Are 10 Pieces Of Pie Left Over In The Cafeteria. If 5 Pieces Are Apple And 5 Are Cherry, What Fraction Of The Remaining Pi
MAVERICK [17]
5 is half of 10, so it's 1/2
4 0
4 years ago
Sketch the graph of each line.<br> 1) y = -x +3<br> toto 4 3 2 1
seropon [69]

Answer:

I can't draw the graph for you here, but the y intercept is 3, and the slope is -1.

Step-by-step explanation:

First you plot a point on the y axis at 0,-3

Then you want to do a rise over run, doing -1,1 until you get enough points to graph the line.

6 0
4 years ago
6. Solve for y Sin (3y - 30°) Cos (7y +50°)​
Setler [38]

The value for y is 17.5°

The equation is

Sin (3y - 30°) = Cos (7y +50°)​

<h3>What is Trigonometry ?</h3>

Trigonometry is the branch oh Mathematics which involve the study of right angles , its sides and trigonometric ratios.

the equation given in the question is

Sin (3y - 30°) = Cos (7y +50°)​

cos(90 - \rm \theta\\ ) = sin  \rm \theta\\

Therefore

sin(3y-30°) = sin( 90-(7y+50°)

Equating the terms

3y - 30 = 90-7y -50

4y = 90-50+30

4y = 120-50

4y = 70

y = 17.5

The value for y is 17.5°

To know more about Trigonometry

brainly.com/question/26719838

#SPJ1

6 0
3 years ago
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