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LenKa [72]
2 years ago
7

Find an equation of the line that has a slope of 9 and a y intercept of -2.

Mathematics
2 answers:
zmey [24]2 years ago
8 0

Answer:

y = 9x -2

Step-by-step explanation:

schepotkina [342]2 years ago
7 0

Answer:

y = 9x-2

Step-by-step explanation:

y=mx+c

slope (m) = 9

y-intercept (c) = -2

Therefore, an equation of the line =

y = 9x-2

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Katie has $120 on her cafeteria card. Every time she orders a meal, $4.50 is deducted from the value on her card. The amount of
OLga [1]

Answer:

i think it's 11 meals have been ordered

4 0
3 years ago
Shown here is the graph of which inequality? Please can’t figure it out I need SOME HELP
Annette [7]

Hey there!

Three points to keep in mind!

  • The given options are in standard form: ax+by=c
  • The line is a solid line, hence, the possible outcomes would be ≤ or ≥
  • The shaded part is above the line, hence, the symbol would be ≥

First, let's find the slope:

Slope : (y2-y1)/(x2-x1)

Slope : (0-3)/(2-0)

Slope : -3/2

Looking at line, we know that the y-intercept is 3 b=3

Slope intercept form:

<em>y≥(-3/2)x+3 </em>

Let's now convert this into a standard form:

<em>(3/2)x+y≥3 </em>

<em>Multiplying all the sides with 2: </em>

<em>Remember that the coefficient of 'x' shall not be negative or a fraction!</em>

<em>3x+2y≥6 </em><em>is the final answer!</em>

5 0
3 years ago
Read 2 more answers
Help Help HELP PLZ ASAP!!!!! No trolling I Really need help.
ankoles [38]

Answer:

Step-by-step explanation:

9: y=5(x-1)^2-3

standard form: y=5x^2-10x+2

10: y=3(x+3)^2+2

standard form: y=3x^2+18x+29

4 0
3 years ago
Tell whether the lines for each pair of equations are parallel, perpendicular, or neither
stiks02 [169]

Answer:

C)  Neither

Step-by-step explanation:

y = -1/4x + 8

-2x + 8y = 4

To compare the slopes  we need to convert the second equation to the same form as the first ( that is slope/intercept form).

-2x + 8y = 4

8y = 2x + 4

Divide through by 8:-

y = 1/4 x + 1/2

The slope of the first line is -1/4 and its  1/4 for the second line.

If the slopes were the same the lines would be parallel and if they were perpendicular  their product would be = -1.

The product is 1/4 * -1/4 = -1/16

So they are neither parallel nor perpendicular.

4 0
3 years ago
Maya is camping at the top of mount armstrong at an elevation of 7832 meters. Juan is scuba diving 160 meters below sea level. T
NNADVOKAT [17]

Answer: 3996 meters


Step-by-step explanation:

Given: Maya is camping at the top of mount armstrong at an elevation of 7832 meters.

Consider the pont of sea level be 0.

Then the  height of the point where Mary is = +7832 meters (by using integers)

Juan is scuba diving 160 meters below sea level.

⇒The height of the point where Juan is =-160 meters

The distance between them =7832-(-160)=7832+160=7992\ meters

The mid point of the distance= \frac{1}{2}\times7992=3996\ meters

Hence, Maya & Juan meet will meet at an elevation of 3996 meters .

6 0
3 years ago
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