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Assoli18 [71]
3 years ago
11

Helpppppppppppppppppp

Mathematics
1 answer:
valentinak56 [21]3 years ago
7 0
You can use 78 = 0.55(w) and
78/x = 55/100. They both lead to the same answer.
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Solve for x<br> -3(x + 4) - 2 = -2(x - 5)<br> x= -4<br> x = -11/5<br> x = 24<br> x = -24
Gala2k [10]

Answer:

-24

Step-by-step explanation:

-3 (x + 4) - 2 = -2 (x - 5)

-3x - 12 - 2 = -2x + 10

-3x + 2x = 10 + 12 + 2

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x = -24

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Mrrafil [7]

Answer:

A.  $58.50

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Step-by-step explanation:

You are expected to know the relevant relationship is ...

  cost + markup = selling price . . . . also called "store price" in this problem

___

A. The markup is 30% × $45 = $13.50, so the store price is ...

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___

B. When the 30% markup is added to the 100% cost, the selling price is 130% of the cost, or 1.30 times the cost. Here you have ...

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___

C. The markup is $100 -75 = $25, so the markup percentage based on cost is ...

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This is not 30%.

Step-by-step explanation:

8 0
3 years ago
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