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Lilit [14]
2 years ago
12

Help me again and ty.

Mathematics
1 answer:
prisoha [69]2 years ago
6 0
I believe the answer is c
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two angles are complementary of the sum of their measures is 90 degree. The measure of the first angle is x degree and the secon
Alik [6]

9514 1404 393

Answer:

  32°, 58°

Step-by-step explanation:

The second angle is (3x-38), and their sum is ...

  x +(3x -38) = 90

  4x = 128 . . . . . . . . . add 38 and simplify

  x = 32 . . . . . first angle

  3x -38 = 3·32 -38 = 58 . . . . . . second angle

The measures of the two angles are 32° and 58°.

6 0
2 years ago
I think of a number, double it and my answer is 15
Aliun [14]

Answer:

Use reverse operations to find the original number.

15/2

7.5

The number that was originally thought of was 7.5.

:)

4 0
2 years ago
What two numbers multiply to -50 and add up to -23
umka2103 [35]

Answer:

-25 and 2

Step-by-step explanation:

x + y = -23

xy = 50, so y = 50 /x

.

x + 50/x =-23,  x^2 +23x - 50 = (x-2)(x+25)

so 2 and -25

4 0
2 years ago
Start time 6:57pm elasped time 47 min
Talja [164]
7:44 pm would be correct
3 0
3 years ago
A roller coaster is at the top of a 72 m hill and weighs 134 kg. The coaster (at this moment) has____________ energy. Calculate
Inga [223]

Answer:C

Step-by-step explenation: m=134kg,h=72m,g=10m/s

PE=mgh

PE=(134kg)(10m/s^2)(72m)

PE=964800J

5 0
2 years ago
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