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zmey [24]
2 years ago
11

The radius of a circle is 9 M what is the circle's circumference use 3.14 for pi​

Mathematics
2 answers:
expeople1 [14]2 years ago
8 0

Answer:

56.52 is the circumference. If the radias is 9 and the diameter is then 18.

Step-by-step explanation:

MissTica2 years ago
7 0

Answer:

56.52 is the circumference. If the radias is 9 and the diameter is then 18.

Step-by-step explanation:

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Solve for x: 6 x2 + 2x - 3 2 = 0
Zigmanuir [339]

I think the answer is 10 because:

6x2=12

12+2x-32=0

make the like terms together = 12-32+2x=0

= -20+2x=0

again make the like terms together = 2x=0+20 [sign changes when it goes to the other side]

so, 2x=20

x=20/2 [ multiplication will change into division when it goes to the other side]

therefore x=10

8 0
3 years ago
Solve for x 5-x/3=-15
Inga [223]

Answer:

x is equal to 60

x=60

Step-by-step explanation:

4 0
3 years ago
Please help me!!!<br>What is the value of n?<br>2n = 8 + 4n<br>A)-4<br>B) 4<br>C)-4/3<br>D)4/3
erica [24]
To get the value of n u have to set n by itself, first we have to set teh smallest n to teh other side this will give you 0=8+2n now subtract the 8 from both sides because it is positive and the only way to get rid of a positive is with a negative this will give you -8=2n, now to set n by itself divide by 2 in both sides because in order to get rid of a multiplication you have to divide, this will give you n=-4, so your answer will be letter A

Hope this helps

6 0
3 years ago
Find the slope of the line with the given equation. Show your work. 6x – 2y = 18
Sedbober [7]
1. Subtract 6x from both sides so now you have -2y = -6x + 18

2. Divide everything by -2, then you would have y = 3x - 9

3. The equation is now in slope intercept form so the answer is 3.
8 0
3 years ago
A parabola can be represented by the equation y2 = –x. What are the coordinates of the focus and the equation of the directrix?
shutvik [7]

ANSWER

Focus:

(- \frac{1}{4} ,0)

Directrix:

x=\frac{1}{4}

EXPLANATION

The given parabola has equation:

{y}^{2}  =  - x

We compare this to the general equation,

{y}^{2}  =  - 4px

Comparing the coefficient of x, we have:

-4p=-1

p =  \frac{1}{4}

The focus is (-p,0)

(- \frac{1}{4} ,0)

The equation of the directrix is

x=p

x =  \frac{1}{4}

5 0
3 years ago
Read 2 more answers
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