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OleMash [197]
3 years ago
12

Work out the size of angle x.X140°105°​

Mathematics
1 answer:
yKpoI14uk [10]3 years ago
3 0

Answer:

- 65

Step-by-step explanation:

x + 140 + 105 = 180

x + 245 = 180

x = 180- 245 = - 65

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Answer:

m = 5, n = 2

Step-by-step explanation:

5m - 3 n = 19\\m - 6n = - 7 \ => m = -7 + 6n\\\\Substitute \ m  \ in \  5m - 3n = 19\\\\5(-7 + 6n) - 3n = 19\\-35 + 30n -3n = 19\\27n = 19 + 35 \\27n = 54 \\n = 2\\\\Substitute \ n = 2 \  in \  m = -7 + 6n\\\\m = -7 + (6 \times 2) = -7 + 12 = 5

5 0
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GalinKa [24]

Answer:

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3 years ago
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Inessa05 [86]

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Step-by-step explanation:

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3 0
3 years ago
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Step-by-step explanation:

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5 0
2 years ago
Read 2 more answers
I am a multiple of 7 and divisible by 4 if i am less than 30 what number am i?
SOVA2 [1]

Answer: 28

Step-by-step explanation:

The multiples of 7 that's less than 30 include: 7, 14 , 21 and 28.

From the numbers above,

7 isn't divisible by 4 as it gives a remainder.

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21 isn't divisible by 4 as it gives a remainder.

28 is divisible by 4 without a remainder

Therefore, the correct answer should be 28

3 0
2 years ago
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