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Semmy [17]
3 years ago
6

Find the value of x. HURRY PLEASE

Mathematics
2 answers:
svet-max [94.6K]3 years ago
6 0

Answer:

we have

x²+4=13[From the same external point, the tangent segments to a circle are equal.]

x²=13-4

x²=9

x²=3²

x=3

Mashutka [201]3 years ago
4 0

Answer:

x=3

Step-by-step explanation:

so...

13=x²+4.

start by subtracting 4 from each side to get the numbers on one side.

13-4=, and 4-4=0

now, we just have 9=x².

to undo a square, one must square root. so,

\sqrt{9}  = 3

and

\sqrt{x {}^{2} }  = x

now, x=3.

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Sergeu [11.5K]
Sorry i dont know this answer

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3 years ago
A loaf of bread is cut into slices of equal size. Some of the loaf is used in a recipe and 2/12 of the loaf is used to make a sa
gtnhenbr [62]
Answer:
Fraction of bread used in the recipe is 3/12 which can be further simplified into 1/4

Explanation:
The original loaf of bread is 100% complete (no fraction is taken from it yet). This means that the value of the original loaf is 12/12

Now, assume that the fraction used in the recipe is x

We know that:
2/12 of the loaf was used in making a sandwich
7/12 of the oaf was put in the refrigerator

Therefore:
complete loaf = fraction used in making a sandwich + fraction used in making recipe + fraction put in refrigerator
12/12 = x + 2/12 + 7/12
12/12 = x + 9/12
x = 12/12 - 9/12
x = 3/12 

Hope this helps :)
5 0
3 years ago
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Which of the following is a factor of the polynomial below and why p(x)=4x^3-10x^2-4x-6
andrew-mc [135]
The greatest common factor is 2.
7 0
3 years ago
The 7th grade has 386 students. There are 32 more girls than boys in the grade how many boys are in the 7th grade
alexandr402 [8]

Answer:

there are 161 boys and 225 girls.

8 0
3 years ago
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How do I solve this 9x-(x-24)=2x-(-5+x)
Viefleur [7K]
Combine like terms
8x+24=x+5
subtract x from both sides

8x+24=x+5
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7x = -19
divide 7 from both sides
7x = -19
7x/7 = -19/7

x= -19/7

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3 years ago
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