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devlian [24]
4 years ago
11

What number needs to be added to both sides of the equation in order to

Mathematics
1 answer:
postnew [5]4 years ago
3 0
X^2+6x=68 I think but I’m not sure
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A list of numbers is given below. If x is a number in this list, which inequality could represent x? {-5, -12, -2, -9}
Flauer [41]

Answer:

x<-1

Step-by-step explanation:

All of the numbers on/in the set are below -1. That means for that any of them to be x, the inequality would be x<-1.

5 0
3 years ago
What is the answer 0,12km² a m² show work
seraphim [82]

Answer:

120 000 m^2

Step-by-step explanation:

I ASSUME you're being asked to convert from km^2 to m^2.

For this you need to identify the conversion rate, which is 1 000 000 m^2 / 1 km ^2. Multiply by the thing you're converting from and cancel the units.

(1 000 000 m^2 / 1 km ^2) x 0,12 km^2 = 120 000 m^2 (the km^2 cancels out, leaving you only with your target unit of m^2)

8 0
2 years ago
Read 2 more answers
adult tickets to a play cost $22. tickets for children cost $15. tickets for a group of 11 people cost a total of $228. write an
Tom [10]

Adults = 9

Children = 2


Let x be the number of adults.

11-x is the number of children.


22x + 15(11-x) = 228

22x + 165 - 15x = 228

22x - 15x = 228 - 165

7x = 63

7x / 7 = 63 / 7

x = 9  number of adults.


11 - x = 11 - 9 = 2 number of children.


To check:


22x + 15(11-x) = 228

22(9) + 15(11-9) = 228

198 + 30 = 228

228 = 228


(not my answer btw)

3 0
3 years ago
Read 2 more answers
Help me with this please. ​
riadik2000 [5.3K]

9514 1404 393

Answer:

  x ≈ 9.8

Step-by-step explanation:

The relevant trig relation is ...

  Tan = Opposite/Adjacent

Filling in the given values gives ...

  tan(59°) = x/5.9

Multiplying by 5.9, we have ...

  x = 5.9×tan(59°) ≈ 9.8

3 0
3 years ago
Solve for w 5w + 9z = 2z + 3w
Mazyrski [523]

5w + 9z = 2z + 3w \\ 5w - 3w = 2z - 9z \\ 2w =  - 7z \\ w =  \frac{ - 7z}{2}
The answer is w = -7z/2
4 0
3 years ago
Read 2 more answers
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