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Semmy [17]
3 years ago
7

Brainliest to correct!

Mathematics
1 answer:
OLEGan [10]3 years ago
6 0

Answer:

A) (-infinity, -7]U[-2, -1]

B) [-7, -5]

C) [-5, -2]U[-1, infinity)

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The system of equations is coincident. What are the missing values?
FrozenT [24]
\rm x+3y=5|*4 \\ \\ 4*x+4*3y=4*5 \\ \\ \boxed{\rm 4x+12y=20}
7 0
3 years ago
for the party,the chef makes a large cake using 325 grams of flour ,137 grams of butter ,0.53 kilogram of sugar and 0.5 kilogram
Rom4ik [11]

Answer:

1.492 kg

Step-by-step explanation: 0.5kg+0.53kg=1.03kg=1030grams

1030grams+325grams+137grams=1492 grams

1492/1000=1.492kg

<h2>PLEASE MAKE ME BRAINLIEST!!!</h2>

7 0
3 years ago
Help please with this question
gladu [14]

Answer:

5

Step-by-step explanation:

in each sample there were 50 students, in a group of 800 there would be 16 samples taken, if you divide the total amount of kids with Novemeber birthdays, 80 by the amount of samples, 16, youll learn that in each sample there are 5 students to have a birthday in november within each sample, hope this helps.

4 0
2 years ago
Read 2 more answers
Solve for X in the rectangle?
Brilliant_brown [7]

Answer:

x=6

Step-by-step explanation:

13x+12=90

13x=78

x=6

6 0
3 years ago
Read 2 more answers
2. Mr. Lavi determined that the total cost of his son's birthday party, c, could be represented by
Tresset [83]

Answer:

41 people attended the party

Step-by-step explanation:

1120 = 20x + 300

1120 - 300 = 20x

820 = 20x

x = 41

4 0
2 years ago
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