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Ivanshal [37]
3 years ago
7

I need help finding this answer please

Mathematics
1 answer:
Maslowich3 years ago
8 0
To solve this you need to use the formula for Chord-Chord length. You need to know it, it is ab=cd. with this, we can plug numbers in.
a=30
b=x+1
c=2x-6
d=21
So our new equation is:
30(x+1)=21(2x-6)
30x+30=42x-126
156=12x
x=13
This isn't what the question is askign for though, it wants YZ
Which is A+B or 30+x+1 or 21+13=34. 
YZ=34

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Answer:

figure skates will be $1 cheaper.

Explanation:

<u>given equation</u>:

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<u>solve for rent of figure skates</u>:

f(x) = 1.50x + 2.00

f(3) = 1.50(3) + 2.00

f(3) = 6.5

<u>solve for rent of hockey skates</u>:

h(x) = 2x + 1.5

h(3) = 2(3) +1.5

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4 0
2 years ago
When solving for the value x in the equation 4(x-1) +6= 18, aaron wrote the following lines on the board:
iren [92.7K]

Answer:

The Distributive Property.

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8 0
3 years ago
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aliina [53]

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pychu [463]

Answer:

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Step-by-step explanation:

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7 0
3 years ago
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