Q(x)=4-x over (x-4)(x+2)
1 answer:
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Answer:
145 cups of lemonade; 2x+1.50y=425, where y=90
Step-by-step explanation:
Let us first set up an equation, where <em>x</em> represents number of cups of lemonande, and <em>y</em> represents number of candy bars. We know that every cup of lemonade costs $2, every candy bar sold costs $1.50, and that Marcia sold a total of $425. We now have equation:
However, we actually know how many candy bars Marcia sold. Therefore, our y value is 90. Let's rewrite the equation:
<u>Therefore, Marcia sold 145 cups of lemonade.</u>
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<em>I hope this helps! Let me know if you have any questions :)</em>
There is a theorem in Geometry stating that the square of the tangent segment (ST) is equal to the product of the external secant segment (TR) and the whole secant segment (TQ).
SQ x SQ = TR x TQ
SQ squared = 7 x 30
SQ squared = 210
SQ =
Answer:
5 hours 49min
Step-by-step explanation:
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