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tamaranim1 [39]
3 years ago
13

Find the center and the radius of the circle with the equation x^2 -2x+y^2 +4y +1

Mathematics
1 answer:
steposvetlana [31]3 years ago
6 0

Answer:

Center = ( 1,-2)

radius = 2

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What is 57.82 ÷ 0.784 (show ur work)
faltersainse [42]

Answer:

73.75

Step-by-step explanation:

\frac{57.82}{0.784}
Multiply numerator and denominator by 1000:

\frac{57820}{784}

Divide 57820 by 784 to get 7
Now divide 2940 by 784 to get 3

Now divide 5880 by 784 to get 7

Now divide 3920 by 784 to get 5

The solution of the long division is :

73.75

8 0
2 years ago
Math escape room maze ( I need help) I know it goes A,E,I but I don’t know what goes next)
miskamm [114]

Answer:

9

Step-by-step explanation:

Use angle summation:

∠HGE + ∠EGF = ∠HGF

3x + 11 + 110 = 16x + 4

117 = 13x

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4 0
3 years ago
A roof repairman charges a $60 consult fee, and then $45 per hour to complete repairs. if the homeowner pays a total of $195, ho
Thepotemich [5.8K]

The time spent by the repairman there will be 3 hours so the correct answer is option D.

<h3>What is an expression?</h3>

Expression in maths is defined as the collection of the numbers variables and functions by using signs like addition, subtraction, multiplication, and division.

Given that:-

A roof repairman charges a $60 consult fee, and then $45 per hour to complete repairs. if the homeowner pays a total of $195.

The time will be calculated as:-

Total amount =  $195

Now the fixed consulting cost will be $60 and will be deducted from the

total amount.

Variable cost = 195 - 60 = 135

The $45 per hour charge so for $145 the time will be:-

Time = 135 / 45

Time =  3 Hours

Therefore the time spent by the repairman there will be 3 hours so the correct answer is option D.

To know more about relations follow

brainly.com/question/25862883

#SPJ1

6 0
2 years ago
Find the cost of a $19,500 car plus a 6% sales tax
Scrat [10]
There are 2 ways to do this...

19,500(1.06) = 20,670

or

19,500 + 0.06(19,500) = 19,500 + 1170 = 20670
8 0
3 years ago
Evaluate 14 - 2xy when x = -6 and y = 2.
valkas [14]

Answer: 38

Step-by-step explanation:

14 - 2xy

(substitute x and y)

14 - 2 (-6) (2)

14 + 24

38

8 0
3 years ago
Read 2 more answers
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