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Andrews [41]
2 years ago
10

100 POINTS multiply: (2x+1)(x^2-3x-2)

Mathematics
2 answers:
denis-greek [22]2 years ago
7 0

Answer:

2x^3-5x^2-7x-2

Step-by-step explanation:

1)  Expand by distributing sum groups.

2x(x^2-3x-2)+x^2-3x-2

2) Expand by distributing terms.

2x^3-6x^2-4x+x^2-3x-2

3) Collect like terms.

2x^3+(-6x^2+x^2)+(-4x-3x)-2

4) Simplify.

2x^3-5x^2-7x-2

Thanks!

- Eddie

Vladimir79 [104]2 years ago
6 0

Step-by-step explanation:

Sorry for writing BTS Army but I do lov* them all...

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convert this rational number into a decimal form:3/7,round to the nearest thousandth,NEED HELP ASAP!!
Hunter-Best [27]
.429 I think is the correct answer, I'm not 100% cure though.
 
8 0
3 years ago
1. What are the next three terms in the sequence? (1 point)
Igoryamba

Answer:

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Step-by-step explanation:

Just look for a pattern.

distance from -3 to 6 is 9

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distance from 15 to 24 is 9

They're just adding 9 each time

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3 years ago
Find the area 3ft 4ft 9ft 5ft
Verizon [17]

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Step-by-step explanation:

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4 0
4 years ago
Read 2 more answers
10(y+2)-y=2(9y-8) i need to know how to solve it
vlabodo [156]

10(y+2)-y=2(9y-8)

Mutiply the first bracket by 10

Mutiply the second bracket by 2

(10)(y)(10)(2)= 10y+20

(2)(9y)(2)(-8)= 18y-16

10y+20-y= 18y-16

10y-y+20= 18y-16

9y+20= 18y-16

move 18y to the other side

sign changes from +18y to -18y

9y-18y+20= 18y-18y-16

-9y+20= -16

move +20 to the other side

sign changes from +20 to -20

-9y+20-20=-16-20

-9y= -36

divide by -9

-9y/-9= -36/-9

y= 4

Answer: y= 4

6 0
3 years ago
166=x+87-x+93 pleaseeeeeee helpppppp
bearhunter [10]

Answer:

x=7

Step-by-step explanation:

166=x+87+x+93

166=2x+87+93

166=2x+180

-180     -180

-14=2x

/2   /2

x=7

6 0
3 years ago
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