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olchik [2.2K]
3 years ago
5

A wind turbine at a wind farm generates 1.5 megawatts of power. The total power generated by all the turbines on the wind farm i

s 1.5x – 3, where x is the number of turbines. If the total power from all the turbines is 69 megawatts, which number from the set {45, 46, 47, 48, 49} is the correct value of x?
Mathematics
1 answer:
Ray Of Light [21]3 years ago
7 0
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Wanting someone to help me with the procedures<br>n²+n=120<br><br>​
Natali [406]
N^2 + n - 120 = 0

Quadratic formula
a = 1, b = 1, c = -120
n = [-1 plus or minus root(1^2 - 4(1)(-120))] / 2(1)
n = (-1 plus or minus root481)/2
n =(approximately) 10.5 or -11.5
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3 years ago
Please help! Hurry please!!!!!
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If there are 1500 guests, only 1 of them brought a coupon for free admission to the carnival?
wlad13 [49]
So 1/50 brought the pass
x out 1500
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4 0
3 years ago
During the summer, Vontavious makes $8.50 working for his
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3 years ago
Three subtracted from 5 x a number is -128. what is that number
omeli [17]

5-3x=-128

LHS = RHS

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2A / 2 = -128 / 2

A = -64

3 0
2 years ago
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