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vagabundo [1.1K]
3 years ago
8

Ummmmmm Helppppppp Needeeeeeed

Mathematics
2 answers:
leva [86]3 years ago
8 0

Answer:

d: 20(n-1)

Step-by-step explanation:

2\left(n-7\right)-3\left(2-6n\right)

Expand:

2n-2*7-3*2-(-3)*6n

2n-14-6+18n

2n+18n-14-6

20n-20

Factorise:

20(n-1)

belka [17]3 years ago
5 0

Answer:

I dont really know, but you dont have to listen but i think its D! its D!

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6/7 - 6/7 = ? Help please.
swat32

Answer:

<h2>0.</h2>

Step-by-step explanation:

First, we should line up the fractions.

6 / 7 - 6 / 7.

Second, we subtract straight across since denomionators are the same.

6 / 7 - 6 / 7 = 0.

Therefore, the difference is 0.

8 0
3 years ago
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I believe the answer is c
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If f(x)= 3x + 4, then what is f(-2)
iren [92.7K]

Answer:

f ( - 2 ) = - 2

Step-by-step explanation:

Step 1:

f ( x ) = 3x + 4        Equation

Step 2:

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Step 3:

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Answer:

f ( - 2 ) = - 2          Combine Like Terms

Hope This Helps :)

6 0
3 years ago
The costs of different weights of onions sold at a grocery store are shown in the table below. What are the independent and depe
Furkat [3]

Answer:

Independant = onions wight. Dependent = cost.

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2 years ago
Manny’s sister bought school supplies that totaled $457. After a coupon, the total came down to $418. Which equation shows how t
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Answer:

if you are subtracting then you would : 457-418=39


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