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-Dominant- [34]
3 years ago
8

What is the product of 2x- 1 and x+4

Mathematics
1 answer:
mel-nik [20]3 years ago
6 0

(2x - 1) \times (x + 4)
3 {x}^{2}  + 8x - x - 4
= 3 {x}^{2}  + 7x - 4
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In a lottery game, each ticket cost $3. You have a 10/1000 probability of winning
taurus [48]

Answer:

$270

Step-by-step explanation:

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2 years ago
How do I find x in this problem?
torisob [31]

Answer:

(6-2)×180 = 720

101+154+72+123+145+x=720

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5 0
2 years ago
For the purpose of purchasing new baseboard and​ carpet, complete parts a and b below.
Phantasy [73]

Answer:

(a)i. Area=72 square feet

ii. Perimeter =34 feet

(b) Baseboard - perimeter

Carpet - area

Step-by-step explanation:

The room is 9ft x 8ft, therefore it is rectangular shaped.

Length=9ft; Breadth=8ft

(a)i. Area of a Rectangle= Length X Breadth

Area of the room=8X9=72 square feet

ii. Perimeter of a Rectangle=2(Length+Breadth)

Perimeter of the room=2(8+9)=2 X 17 =34 feet

(b) A baseboard goes around the edge or boundary of the room, so it has to do with perimeter

A carpet covers the entire floor so it has to do with the area of the room.

3 0
3 years ago
Evaluate if a=2 and b=8 6+7b-3a
VladimirAG [237]

Answer:

56

Step-by-step explanation:

6+7b-3a

Substitute:

6+7(8)-3(2)

Solve:

6+56-6

Simplify:

6+50

=56

7 0
3 years ago
Read 2 more answers
4.9x 10^2 as a decimal number????
harkovskaia [24]

Answer:

490.0...

Step-by-step explanation:

4.9 x 10^2

(squared)

4.9 x 10 x 10

the easiest way to do this is to move the decimal 2 places to the right, as

10 x 10 = 100

4.9 x 100 = 490.0...

7 0
3 years ago
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