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ahrayia [7]
3 years ago
6

3(- 1) – 2(2x + 1) = 8(x - 1)?

Mathematics
1 answer:
Nitella [24]3 years ago
6 0

Answer:

x = 1/4

Step-by-step explanation:

Isolate the variable by dividing each side by factors that don't contain the variable.

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This we havent learned but teacher gave us for end of year est plz help
chubhunter [2.5K]

Answer:

15

Step-by-step explanation:

Finding total number of pupils(y)

3/y x 360°=27°

3x360°/y=27°

1080°/y=27°

1080°=27°y

1080°/27°=27°y/27°

40=y

Number of pupils who said that Maths was their favorite (z)

z/40x360°=135°

360°z/40=135°

360°z=135°x40

360°z=5400°

360°z/360°=5400°/360°

z=15

3 0
3 years ago
Joe has 17 coins, nickels and dimes, that total up to $1.25. How many nickels does he have?
kifflom [539]

Answer:

9 nickels

Step-by-step explanation:

He has 17 coins.

$1.25 is 12 dimes and 1 nickel. But that is only 13 coins.

$1.25 can only be 17 coins if there were 9 nickels and 8 dimes.


6 0
4 years ago
PLEASE HELP ITS MATH THANK YOUUUU
ioda

Answer:

35 : w = 1 : 2

obviously w = 70

Step-by-step explanation:

Hopefully this helps you :)

Have a nice day.

apokibunnyavatar

6 0
3 years ago
Convert to slope intercept form.<br><br> y + 6 = 4/5 (x + 3)
xenn [34]
X = 5y + 30/4 - 3 is the answer.
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3 years ago
Read 2 more answers
What kind of angle is 2X?
andrezito [222]

Answer:

b

Step-by-step explanation:

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3 years ago
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