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(#M40107786) EXAM QUESTION Keep an EYE

x=the square root of 16x+225

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(#M40107785) EXAM QUESTION Keep an EYE

On the substitution method after it says distribute the 5 it says divide each side by 17. Where did the 17 come from?

Also do you have the other substituion methods? All I know

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(#M40107784) EXAM QUESTION Keep an EYE

A van travels220 miles on 10 gallons of gas. how many gallons the van needs to travel 550 miles. I need help in writing and solving how.

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(#M40107783) EXAM QUESTION Keep an EYE

The wind speed, s, (in miles per hour) needed to generate W watts of electric power is given by this formula:


S= (w) 1/3
(1.5 x 10^-2)

How fast would

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(#M40107782) EXAM QUESTION Keep an EYE

Let x=rate invested at 5%.
Then the rate invested at 2% is 25,000-x

You have: 0.05x+0.02(25,000-x)=980

0.05x+500-0.02x=980

0.03x+500=980

0.03x=480

x=16000

$16,000 was invested at 5% and 9,000 at 2%.

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(#M40107781) EXAM QUESTION Keep an EYE

i dont know how to solve equations with two variables on both sides

ex: 3x-7 = 4x+5

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(#M40107780) EXAM QUESTION Keep an EYE

What three techniques can be used to solve a quadratic equation? Please could you demonstrate all three techniques using the following equation. Thanks!

12x^2 - 10x - 42 = 0

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(#M40107779) EXAM QUESTION Keep an EYE

Sarah needs to borrow $1500 for her school tuition. She borrows the money on a six month short term note that charges simple interest. After 6 months, she owes $90.00 in interest. What is the simple interest rate being charged on this note?

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(#M40107778) EXAM QUESTION Keep an EYE

can anyone help find the slope of the line containing the two given points? A. (5,9);(8,0) m= B. (1,5);(-1,-5) m= C. (0,-4);(3,-3) M= D. (6,4);(11,4) M= I just cant seem to be able to figure these out.

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(#M40107777) EXAM QUESTION Keep an EYE

P(E)=0.30, P(F)=0.40,P(EnF)=0.1
P(EuF)=

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