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harina [27]
3 years ago
8

Solve for x A) 8 B) 10 C) -11 D) 5

Mathematics
2 answers:
hodyreva [135]3 years ago
6 0
Answer: A)8


Since the angle that equals 80 degrees is the same as the angle that equals 9x+8 that means you have 9x+8=80

9x+8=80
-8 -8
9x=72
- -
9 9
X=8
BartSMP [9]3 years ago
3 0
A) 8

80=9x+8
Minus 8 on each side
72=9x
Divide each side by 9
8=x
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Point O is the center of the circle in the diagram. What is m∠BCA ?
Eduardwww [97]
M ∠ BOA = 360° - 250° = 110°
The sum of all interior angles of the quadrilateral AOBC is 360°
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3 0
3 years ago
the insurance company pays the forecast of 3900 prescriptions claims out of 4500 prescription claims submitted what is the rate
nadya68 [22]

Answer:

x=0.87  or   86.67%

13 prescription claims out of 15 are paid

Step-by-step explanation:

First we organize the data:

prescription claims submitted: 4500

Prescriptions: 3900

The rate of claims paid is calculated using the following formula:

x =\frac{Paid}{Total}

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Paid = 3900

Total = 4500

So

x =\frac{3900}{4500}

x =\frac{39}{45}

x =\frac{13}{15}

x=0.87

6 0
4 years ago
You want to know how many miles harriet went. which situation about her exercise best represents the inequality 15x 7 > 52?
Lady_Fox [76]
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8 0
3 years ago
Lexi bulletin board is 40 centimeters wide,and her photos are 12 centimeters wide. What combinations of ribbons and photos will
Mrac [35]

Three would fit cause 3 times 12 is 36 and 4 times 12 is 48 which would be too big

8 0
3 years ago
X^2 - 8x + 5 = 0
PtichkaEL [24]
<h2>Answer:</h2>

√44

2 Real Roots

<h2>Step-by-step explanation:</h2>

Looking at the image attached, the discriminant is the value under the square root.

In the equation given:

a = 1

b = -8

c = 5

The discriminant is therefore:

√(b²- 4ac) = √(-8²- (4*1*5)) = √(64-20) = √44

√44 is a positive number. Because it is positive, there must be 2 real roots.

If it were negative, there would be 2 imaginary roots.

If it were zero, there would be 1 real root.

8 0
3 years ago
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