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vekshin1
3 years ago
8

Final test need help on this question

Mathematics
1 answer:
8090 [49]3 years ago
8 0

Answer:

x = 21 degrees

Step-by-step explanation:

Vertical angles are always congruent.

3x + 67 = 130

3x = 130 - 67

3x = 63

<u>x = 21</u>

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LenaWriter [7]
I’m almost positive that the anwser is -20.
6 0
3 years ago
Read 2 more answers
N/8= 25/40<br> N/20=85/100<br> 2/3=16/n<br> 5/6=25/n
4vir4ik [10]
N/8 = 25/40
40n = 25 * 8
40n = 200
n = 200/40
n = 5

n/20 = 85/100
100n = 85 * 20
100n = 1700
n = 1700/100
n = 17

2/3 = 16/n
2n = 16 * 3
2n = 48
n = 48/2
n = 24

5/6 = 25/n
5n = 25 * 6
5n = 150
n = 150/5
n = 30
3 0
4 years ago
Which algebraic expression represents “Marcus practiced the trumpet twice as long this week”?
Maksim231197 [3]

Answer:

2p

Step-by-step explanation:

u got ig??

8 0
3 years ago
Which of these is correct?
icang [17]

Answer:

the second one

Step-by-step explanation:

4 0
3 years ago
Melanie had 67 dollars to spend on 7 books. After buying them she had 11 dollars. How much did each book cost?
STatiana [176]
$9.57 because 67/7=9.57 only use the first 2 numbers after the decimal with money
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