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steposvetlana [31]
4 years ago
8

Given y=2x+8, determine the value of y when x=3

Mathematics
2 answers:
Alisiya [41]4 years ago
5 0

Answer:

y = 14

Step-by-step explanation:

Given x plug in 3 for x

y = (2times3) + 8

y = 6 + 8

to cheak ur awsner plug in y as 18 and solve for x

maxonik [38]4 years ago
4 0

Answer:

x=3 so y=2*3+8

=6+8

=14

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Ralph owns a circular farm as shown. He is planning to fence a triangular pigpen ABC in the farm. Point M is the midpoint of the
Flauer [41]

Answer:

Total = \$942

Step-by-step explanation:

Given

A = (0,0)

C = (3,4)

See attachment for farm

Required

The cost of fencing the farm

First, calculate the radius of the farm.

The radius is represented with AC.

So, we have:

AC = \sqrt{(x_1 - x_2)^2 + (y_1 - y_2)^2} ---- distance formula

So, we have:

AC = \sqrt{(0 - 3)^2 + (0 - 4)^2}

AC = \sqrt{(- 3)^2 + ( - 4)^2}

AC = \sqrt{9+16}

AC = \sqrt{25}

AC = 5

Hence:

r = 5 --- radius

Calculate the circumference of the circle

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C = 2 * 3.14 * 5

C = 31.4yd

If 1 yard costs $30, 31.4 yards will cost:

Total = 31.4 * 30

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5 0
3 years ago
Simplify the expression by arranging the steps in sequence, based on the order of operations 1/6 (30x 24)-1/7(63x-7x)​ please he
Lerok [7]

Answer:

if you Simplify the expression it is 112x

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7 0
3 years ago
Teresa babysits for her neighbors . She charges $13 for the first hour and $10 for each additional hour. Write a rule for the to
Solnce55 [7]
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7 0
3 years ago
How do you say 876543 in word form
Valentin [98]
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7 0
3 years ago
Read 2 more answers
1. (5,8) m= 3<br> It wants me to write this in slope intercept form
ikadub [295]

Answer:

The answer is: y = 3x - 7

Step-by-step explanation:

Given point: (5, 8).

Slope m = 3

Use the point slope form and solve for y:

y - y1 = m(x - x1)

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y - 8 = 3x - 15

y = 3x - 15 + 8

y = 3x - 7

Proof:

f(x) = 3x - 7

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= 15 - 7 = 8, giving (5, 8)

3 0
3 years ago
Read 2 more answers
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