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zhuklara [117]
3 years ago
6

Expand 4(x+3)+6(x+2)

Mathematics
2 answers:
ikadub [295]3 years ago
3 0
Expanded=4x+12+6x+12 Simplified=10x+24
Kay [80]3 years ago
3 0
4 × x = 4x
4 × 3 = 12
4(x + 3) = 4x + 12
-
6 × x = 6x
6 × 2 = 12
6(x + 2) = 6x + 12
-
The expression expanded is 4x + 12 + 6x + 12
If you wanted to simplify it, you would add like terms (6x + 4x, 12 + 12) to get 10x + 24
Hope this helps!
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Find the equation of the line passing through the point (-4,6). And having a slop of 1/2
Y_Kistochka [10]
The answer for this question is = 
y = 1/2x+ 8

Work
y= mx +b:
y= 1/2x+b 
x= -4 
y=6
6=1/2(-4)+b
6=-2+b
b=8
y=1/2x+8



6=
5 0
3 years ago
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Luba_88 [7]

Answer: Answers are in the steps read carefully!

Step-by-step explanation:

A) 3x^2 - 7x + 2 To factor this polynomial, you have to find two numbers that their product is 6 and their sum is -7.  The numbers -1 and -6 works out because -6 times -1 is 6  and -6 plus -1 is -7.

Now rewrite the polynomial as

3x^2 - 1x - 6x + 2   Now group it  

(3x^2 - 1x) (-6x+2)  Factor it by groups

x (3x -1)  -2(3x -1)    Now factor out 3x-1  

(3x -1) (x-2)  Done!    

B)  2x^2 - x -3     Now the same way.You will have two numbers that  their product is -6 and their sum is -1. You may be wondering how I get -6 .I get -6 by multiply the leading coefficient  2 by the constant -3.  The numbers -3 and 2 works out. Because -3 times 2 is -6 and -3 plus 2 is -1.

 Rewrite the polynomial as

2x^2 +2x - 3x -3     GRoup them and factor them

(2x^2 + 2x)  (-3x-3)  

2x(x+1) -3(x+1)  Factor out x+1

(x+1) (2x -3) Done!  

C) 3x^2 - 16x - 12   Find two numbers that their product is -36 and their sum is -12. The numbers -18 and 2 works out because -18 times 2 is -36 and -18 plus 2 is -16.

Rewrite the polynomial

3x^2 +2x -18x - 12   GRoup them

 (3x^2 + 2x)   (-18x - 12)   Factor them

x (3x +2) -6(3x +2)  Factor out 3x+2

(3x+2) (x -6)  Done !

6 0
4 years ago
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valentinak56 [21]

Answer:

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8 0
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IrinaVladis [17]

Answer:

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Step-by-step explanation:

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Which means that:

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liraira [26]

Answer:

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Step-by-step explanation:

Can you tell me if right and can you give me brainliest??

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