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yulyashka [42]
3 years ago
15

Help me with all one two and three please

Mathematics
1 answer:
Alisiya [41]3 years ago
7 0
The answer to the first 1 is yes yes yes and yes
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-2x - 2(3x - 7) + 4(3x - 5) - ( 4x - 9) simplified
olga nikolaevna [1]

Answer:

3

Step-by-step explanation:

Given

- 2x - 2(3x - 7) + 4(3x - 5) - (4x - 9) ← distribute parenthesis

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4 0
3 years ago
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Evaluate this expression 3(x²+2) - 3y when x = 2 and y = 2/3
GarryVolchara [31]
3(x2+2)-3y
3((2)^2+2) - 3(2/3)
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3(4+2) - 3(2/3)
then parenthesese
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7 0
3 years ago
Clara has a package of six cookies she wants to share equally among her friends. If Clara makes sure that each piece of cookie w
tatyana61 [14]
She will be able to share them with 10 friends.
4 0
3 years ago
Combine the terms .-5y^2+5-4-4y^2+5y^2-4x^3-1
Lisa [10]

Answer:

-4x^3 - 4y^2

Step-by-step explanation:

-5y^2 + 5 - 4 - 4y^2 + 5y^2 - 4x^3 - 1

= -4x^3 -4y^2

8 0
3 years ago
The diameter of a circle is 17 cm. Find the circumference \textit{to the nearest tenth}to the nearest tenth.
aev [14]

Answer:

52.4 cm

Step-by-step explanation:

Circumference of a circle = 2πr

Radius, r = diameter / 2

= 17 cm / 2

= 8.5 cm

π = 3.14

Circumference of a circle = 2πr

= 2 × 3.14 × 8.5

= 53.38 cm

Approximately 52.4 cm

5 0
3 years ago
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