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Sliva [168]
2 years ago
12

The sum (5z+4) +(3z-6)

Mathematics
1 answer:
Rzqust [24]2 years ago
6 0

Answer:

(5z + 4) + (3z - 6) = 8z - 2

Step-by-step explanation:

(5z + 4) + (3z - 6)

Combine them by their like terms.

(5z + 3z) + (4 + (-6))

Add 5z and 3z.

8z + (4 + (-6))

Add 4 and -6.

8z + (-2)

Simplify.

8z - 2

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63n^3+54n^2-105n-90<br> Please help me factor by grouping
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3 years ago
Help? The ratio of 1000 ml to 2 liters is??
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4 0
2 years ago
Read 2 more answers
Solve. 4x + 8 = 2x + 7 + 2x - 20
polet [3.4K]
First you would combine like terms on each side of the equation It would look like this... 4X+8= 4X-13
Then you would add 13 to both sides, the 13 on the right side of the equation would cancel out and the 8 would become 21. It would look like this... 4X+21=4x.
Now you would subtract 4X from both sides. The 4's Would cancel out which would leave you with 21=X

4 0
4 years ago
A basketball team scored 18,24,16,20 and 28 points in their first five games. how will the median change if the team scores 30 p
oksian1 [2.3K]

Answer:

By plus 2 points

Step-by-step explanation:

The median average is the midpoint in a list of acceding values, in this case the median is 16,18,<em>20</em>,24,28 so its 20. But after they score 30 points in their next game, the median will be 16,18,<em>20</em>,<em>24</em>,28,30. Since there is 2 midpoints we have to take the mean average of both, which is just adding up the value of all terms and then dividing by the number of terms in the list.

(20+24)/2 = 22

Our median average before the sixth game is 20 and after its 22, do the change in median is +2

5 0
3 years ago
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