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Ray Of Light [21]
3 years ago
12

What is y when 8=2y-10x

Mathematics
1 answer:
Naddika [18.5K]3 years ago
8 0

Answer:

Y = 9

Step-by-step explanation:

2Y (with Y having a value of 9) would be equal to 2 x 9 which would give you 18

then you take the 18 and subtract 10x

which would give you 8x with the x not being relevant in your case (maybe)

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Find the measure of x.
Scorpion4ik [409]

Answer:

x = 6

Step-by-step explanation:

use alternate angles

5 0
3 years ago
Determine the equation of the line that is parallel to the given line, through the given point.
Verdich [7]

Answer:

y=-\frac{3}{2}x+1

Step-by-step explanation:

Hi there!

<u>What we need to know:</u>

  • Linear equations are typically organized in slope-intercept form: y=mx+b where m is the slope and b is the y-intercept (the value of y when x is 0)
  • Parallel lines always have the same slope

<u>1) Determine the slope (m)</u>

3x+2y = 10

First, we must organize this given equation in slope-intercept form. This will help us identify its slope.

3x+2y = 10

Subtract 3x from both sides

2y = -3x+10

Divide both sides by 2

y = -\frac{3}{2} x+5

Now, we can identify clearly that -\frac{3}{2} is in the place of <em>m</em> in y=mx+b, making it the slope. Because parallel lines have the same slope, this makes the slope of the line we're currently solving for -\frac{3}{2} as well. Plug this number into y=mx+b:

y=-\frac{3}{2}x+b

<u>2) Determine the y-intercept (b)</u>

y=-\frac{3}{2}x+b

Plug in the given point (8,-11) and solve for b

-11=-\frac{3}{2}(8)+b\\-11=-\frac{24}{2}+b\\-11=-12+b

Add 12 to both sides

1=b

Therefore, the y-intercept of the line is 1. Plug this back into y=-\frac{3}{2}x+b:

y=-\frac{3}{2}x+1

I hope this helps!

7 0
3 years ago
What are the steps for this question?
padilas [110]

Answer:

1. Add 5 to both sides

2. Divide both sides by 2

3. Take the square root of both sides

4. Subtract 2 from both sides

Step-by-step explanation:

2(x+2)²-5=93

<em>Add 5 to both sides</em>

2(x+2)²=98

<em>Divide both sides by 2</em>

(x+2)²=49

<em>Square root both sides</em>

x+2=7

<em>Subtract 2 from both sides</em>

x=5

7 0
4 years ago
Read 2 more answers
Can anyone help me with this?? i dont know how to get letter h.
MAVERICK [17]
This can be solved by using the 30 60 90 triangle. The 30-60 side is equal to 2x, here it is 2x=18. The 60-90 side is equal to x. So this side is 18/2=9. The 30-90 side is by the way equal to the root of x, so here the root of 18
4 0
2 years ago
Help please!!!
astra-53 [7]

Answer: 46 is your answer hope this helped

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
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