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Anestetic [448]
3 years ago
15

2. -7 +5m3 + 9m - 3m^2

Mathematics
1 answer:
OleMash [197]3 years ago
3 0

Answer:

5m^3-3m^2+9m-7

Step-by-step explanation:

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These are the steps:
1. Find the area of the trapezium {Whole figure).
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Formula : Area of trapezium = 1/2 (a + b)h 

Area = 1/2 ( 25 + 15) (12) = 240 yd²

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Area = 12 x 3 = 36 yd²

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240 - 36 = 204 yd²

Answer: 204 yd²

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Step-by-step explanation:

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7 0
3 years ago
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Solve for x. -3.5x = -35
r-ruslan [8.4K]

Answer:

- 3.5x =  - 35 \\ x =  \frac{ - 35}{ - 3.5}(  -  \div  -  =  + ) =  \frac{35}{35 \times .1}  \\  =  \frac{1}{.1}  = 10 \\ x = 10 \\ thank \: you

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3 years ago
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3 years ago
Given the equation 4X +7 = 3 (2x -5 ) solve for the variable explain each step in justify your process
alexandr1967 [171]

Answer:

x = 11

Step-by-step explanation:

4x + 7 = 6x -15

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If you have any questions about the way I solved it, don't hesitate to ask me in the comments below :)

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3 years ago
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