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Morgarella [4.7K]
3 years ago
5

Find the value of x in each case. Give reasons to justify your solutions! D ∈ AC

Mathematics
1 answer:
postnew [5]3 years ago
7 0

Answer:

x = 25 degrees.

Step-by-step explanation:

By the external angle of a triangle theorem x + <C = 50

But x = <C ( alternate angles).

Therefore 2x = 50

x = 25.

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Solve for x<br> 4x – 4&lt;8<br> AND<br> 9x +5 &gt; 23
Leno4ka [110]

Answer:

x<3 AND x>2

Step-by-step explanation:

First, 4x-4<8. Adding 4 to both sides, 4x<12, and dividing by 4, x<3.

Next, 9x+5>23. Subtracting 5 from both sides, 9x>18, and dividing by 9, x>2.

Therefore, x<3 AND x>2.

4 0
3 years ago
3. Naomi has earned $54 mowing lawns
kkurt [141]

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8

Step-by-step explanation:

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3 years ago
What are the answers to:<br> 1. -4s = -16<br> 2. 63 = -9d<br> 3. h/-3 = 12<br> 4. g/12 = -10
UkoKoshka [18]
The answer for the first one would be 4 just divide both 16 & 4.

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The answer for the third one would be -36 just multiply both 12 and -3.

The answer for the fourth one would be -120 just multiply -10 and 12.
7 0
3 years ago
There was a country concert held at the park. For every 3 men there were 5 women that went to the concert. If 30 more women atte
8090 [49]

Answer:

3m == 5w, that means for such unit, there is a 2 person difference

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and again one unit means 3m and 5w

so 15*3men, and 15*5women

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8 0
3 years ago
Please help me on these two questions
irina [24]

Answer:A for the first one and C for the second one

Step-by-step explanation:

3 0
4 years ago
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