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Butoxors [25]
3 years ago
11

Plz help I need it by tomorrow morning ​

Mathematics
1 answer:
notka56 [123]3 years ago
4 0

Answer:

17. 290a for pizza / 5b for celary / 290a+5b=total calorie intake

18. 8.50a for adult tickets / 5.50c for children tickets / 8.50a+5.5c=total for tickets

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Help me answer this please
nikitadnepr [17]

Answer:

x=115 y=65

Step-by-step explanation:

You get 115 for X because angle x is vertical to 115 degrees.

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3 years ago
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What are the solutions to the quadratic equation -2x^2 + 6x + 3 = 0?
mario62 [17]

For this, we will be using the quadratic formula, which is x=\frac{-b+/-\sqrt{b^2-4ac}}{2a}, with a=x^2 coefficient, b=x coefficient, and c = constant. Our equation will look like this: x=\frac{-6+/-\sqrt{6^2-4*(-2)*3}}{2*(-2)}


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Next, do the addition: x=\frac{-6+/-\sqrt{60}}{-4}


Next, your equation will be split into two: x=\frac{-6+\sqrt{60}}{-4},\frac{-6-\sqrt{60}}{-4} . Solve them separately, and your answer will be x=-0.436,3.436

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3 years ago
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scoundrel [369]
The tens is the lowest
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