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Ghella [55]
2 years ago
12

2x+5у = - 18 — 3x+y= -7

Mathematics
1 answer:
vaieri [72.5K]2 years ago
7 0

Answer:

X = 1, Y = -4

Step-by-step explanation:

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SAQ 5.1
iVinArrow [24]

Answer:

1. (i) 7, 21, 63, 189

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4 0
3 years ago
=<br><br> help me please<br> thx so much<br> have a good one
bezimeni [28]

Answer:

2(2x + 5)(2x - 5)

Step-by-step explanation:

2(2x + 5)(2x - 5)

= (4x + 10)(2x - 5)

= 8x² - 20x + 20x - 50

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3 0
3 years ago
How many of the scores from the group that studied in question eight are in one mean absolute deviation of the mean? Which score
n200080 [17]

Answer:

93

Step-by-step explanation:

<u><em>Add all of the numbers and divide them by the number of numbers there are.


</em></u><em>Hope this helped  ·ω·</em>

4 0
2 years ago
1.5 x 32
Bingel [31]
1.5 x 32 = 48 12 divided 0.03 = 400 12.8 X 3/4 ( 0.75 ) =  <span>17.0666667 1.5 x 0.32 = 0 .48 1.2 divided by 0.3 = 4 AND... 102.4 divided 3.2 = 32 Hope this helps! :)
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5 0
2 years ago
2 over 5 (x − 4) = 2x.
Sav [38]
2/5 (x-4)=2x   answer is x= -1
5 0
2 years ago
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