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sergey [27]
3 years ago
13

​% off. Find the sale price of each washing machine. Use pencil and paper. Explain why KareemKareem should buy the first washing

machine rather than the second if the machines are the same except for the selling price.
Mathematics
1 answer:
ExtremeBDS [4]3 years ago
8 0
Not all info is here. what is the original cost and %off?
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PLEASE HELP ME!!!
Ede4ka [16]

The roots of the quadratic equation ax^2+bx+c=0 are

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Here the given quadratic equation is 5x^2-13x+7=0. Here a=5,b=-13,c=7.

The roots are

x=\frac{13 \pm \sqrt{13^2-4*5*7}}{2*5} \\ x=\frac{13 \pm \sqrt{29}}{10}

7 0
3 years ago
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Simplify the following:
marin [14]

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no one can do it

Step-by-step explanation:

6 0
2 years ago
- 4x + 8y = 20<br> ----4x + 2y = -30
snow_tiger [21]

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40

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7 0
3 years ago
7/9 - 4/3w = -5/6 <br> what is w
borishaifa [10]

Answer:

w=1 5/24

Step-by-step explanation:

7/9-4/3w=-5/6

-4/3w=-5/6-7/9

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w=-29/18:(-4/3)

w=29/18*(3/4)

w=29*3/18*4

w=29/6*4

w=29/24

w=1 5/24

4 0
3 years ago
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