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Gnoma [55]
3 years ago
15

7x+2-5+8 Combining alike term

Mathematics
2 answers:
g100num [7]3 years ago
8 0

Answer:

7x+5

Step-by-step explanation:

Murljashka [212]3 years ago
7 0
Combine terms alike .
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Use grid paper to find the median of the data. 9, 7, 2, 4, 3, 5,9,6,8,0,3, 8​
Oksanka [162]

Answer:

5.5

Step-by-step explanation:

0,2,3,3,4,5,6,7,8,8,9,9

there are to middle numbers

add then together (5 and 6)

which makes 11

divide 11 by 2

5.5

7 0
3 years ago
Classifying and ordering real numbers
Nata [24]
What's the question?
3 0
4 years ago
8more than a number w
rusak2 [61]

Answer:

w + 8

Step-by-step explanation:

3 0
3 years ago
3^(x−1) = 27<br> please and thank you in advance
notka56 [123]

Answer: x = 4

Step-by-step explanation:

Given :

3^{x-1} = 27

27 can also be written in index form , so the equation becomes

3^{x-1} = 3^{3}

since they have the same base , we will equate their power , that is

x - 1 = 3

x = 4

3 0
3 years ago
Read 2 more answers
Sasha has some pennies nickels and dimes in her pocket the number of coins is 18 the expression 0.01 p + 0.05 n + 0.10 D represe
MAXImum [283]
A) p + n + d = 18
B) .01p + .05n + .10d = 1.14
C) 2p = d

Substituting C) into A)
A) p + n + 2p = 18 equals
A) 3p + n = 18
Substituting C) into B)
B) .01p + .05n + .10 *2p = 1.14
B) .01p + .05n + .2p = 1.14
B) .21p + .05n = 1.14  
Taking equation A)
A) 3p + n = 18 and multiplying it by -.05
A) -.15p -.05n = -.90  Then adding this to B)
B) .21p + .05n = 1.14
.06p = .24
Therefore there are 4 pennies.
(I'll leave it to you to determine the nickels and dimes.)
**************************************************************************
Oh what the heck, I'll finish it for you.

Looking at equation C)
C) 2p = d
We know there are 4 pennies so there are:
2 *4  = eight dimes
Looking at Equation A)
A) p + n + d = 18 we can fill in the pennies and the dimes:
A) 4 + n + 8 = 18
Therefore, there are 6 nickels.


5 0
3 years ago
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