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12345 [234]
3 years ago
12

two friend went to a restaurant and ordered one plain pizza and two sodas. Their bill totaled $15.95 .Later that day ,five frien

ds went to the same restaurant .They ordered three plain pizzas and each person had one soda .Their bill totaled $45.90 .Write and solve a system of equations to determine the price of one plain pizza
Mathematics
1 answer:
zysi [14]3 years ago
6 0
The awnser would be 8.00
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the formula to find the period of orbit a satellite around a planet is T^2=(4pi^2/GM)r^3 where r is the orbits mean radius. If y
Oxana [17]

Answer:

<u>The correct answer is r = ∛GM*T²/4π²</u>

Step-by-step explanation:

Let's rewrite the formula to find the period of orbit of a satellite around a planet, to solve for r, this way:

T^2=(4pi^2/GM)r^3

T² = (4π²/GM) * r³

r³ = T²/ (4π²/GM)

r³ = T² * GM/4π²

r³ = GMT²/4π²

∛r³ = ∛GM*T²/4π²

r = ∛GM*T²/4π²

<u>The correct answer is r = ∛GM*T²/4π²</u>

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3 years ago
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alexgriva [62]

Answer:

2z + 33

Step-by-step explanation:

Add like terms like below:

(32 - 4) + (2z + 5) = 28 + 2z + 5

Combine like terms again:

(28 + 5) + 2z = 33 + 2z or 2z + 33

7 0
3 years ago
The cost of Samantha's 15th birthday party depends on the number guest. The hall charges $250 for the use of the hall plus $12 p
Scorpion4ik [409]

Answer:

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2 years ago
What are the coordinates of the y-intercept of the equation 5x - 3y = 2?
Nikolay [14]

Answer:

E

Step-by-step explanation:

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3 years ago
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Sliva [168]

Answer:

x= -5

Step-by-step explanation:

just use a calculator

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