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amid [387]
2 years ago
7

2

Mathematics
1 answer:
zhenek [66]2 years ago
7 0

Answer:

Just substitute the values in!
(-5/9) + (-4/3) - 2/3 = - 5/9 - 12/9 - 6/9 = -23/9.

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Lin has a scale model of a modern train. The model is created at a scale of 1 to 48
kati45 [8]

Solution 1. 4.896 meters. Sample reasoning: The actual height is 48 times the scaled height. . 4,896 mm is 4.896 m.

102 mm is 0.102 m. The actual train is 48 times 0.102 m. .

2. No. Sample explanation: The modern train needs tracks that are 60 inches apart, because 1 1/4 x 48 =60 . The old tracks are only 54 inches, so they are not wide enough.

Step-by-step explanation:

4 0
3 years ago
The youth group is going on a trip to the state fair. The trip costs $63. Included in that price is $13 for a concert ticket and
Pepsi [2]
Hey there!

63 =  13 + 2P  subtract 13 from both sides

50 = 2P          divide both sides by 2

25 = P 

So the cost of one pass = $25


Hope this helps!

7 0
3 years ago
Erica measures the mass of a steel ball several different times. If Erica's results are highly precise, this must mean that A. m
zysi [14]
C is the answer you are looking for.
8 0
3 years ago
Please help me with correct answer
BaLLatris [955]
D. -15

All I did was plug the numbers in
4 0
3 years ago
Can someone please help me? i hope you can see this omg
Gemiola [76]

Step-by-step explanation:

length = (2x + 3) units

width = (x - 7) units

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Area = 2 ( 2x² -11x - 21)

Area = 4x² - 22x - 42

3 0
4 years ago
Read 2 more answers
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