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Similar Question 1

<p>Lisa downloads music from the Music G site, which charges monthly membership fee plus an amount for each song downloaded. A three-month record of her activity on the site is shown.</p><img src="/qimages/1371" /><p>(a) Use two points from the table to determine the equation of the relationship between number of downloads and her monthly bill. </p><p>(b) Lisa's brother thinks she should change to Web W, which doesn't have a membership fee and charges <code class='latex inline'>\$0.95</code> per song. If Lisa download more than <code class='latex inline'>\$25</code>/month, she should switch the plan to Web W?</p>

Similar Question 2

<p>Gina works for a clothing designer. She is paid $80/day plus $1.50 for each pair of jeans she makes. Dexter also works for the designer, but he makes $110/day and no extra money for finishing jeans.</p><p>a) Write an equation to represent the amount that Gina earns in 1 day. Graph the equation.</p><p>b) Write an equation to represent the amount that Dexter earns in 1 day. Graph this equation on the same grid as in part a].</p><p>c) How many pairs of jeans must Gina make in order to make as much in a day as Dexter?</p>

Similar Question 3

<p>Allan has just obtained his flight instructor’s rating. He is offered three possible pay packages at a flight school.</p><p>I) a flat salary of <code class='latex inline'>\$25 000</code> per year.</p><p>II) <code class='latex inline'>\$ 40/h</code> of instruction for a maximum of 25 h/week for 50 weeks.</p><p>III) <code class='latex inline'>\$300/week</code> for 50 weeks plus <code class='latex inline'>\$25/h</code> of instruction for maximum of 25/h week</p><p>For how many hours of instruction of each week, should Allan take option II?</p>

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Learning Path

L1
Quick Intro to Factoring Trinomial with Leading a

L2
Introduction to Factoring ax^2+bx+c

L3
Factoring ax^2+bx+c, ex1

Now You Try

<p>Video Store 1 rents a game machine for $10 and video games for $<code class='latex inline'>3</code> each. Video Store <code class='latex inline'>2</code> rents a game machine for $<code class='latex inline'>7</code> and video games for $<code class='latex inline'>4</code> each.</p><p>a) Write a linear equation to represent the total cost of renting a game machine and some video games from Video Store 1.</p><p>b) Write a linear equation to represent the total cost of renting a game machine and some video games from Video Store 2.</p><p>c ) Find the point of intersection of the two lines from parts a) and b).</p><p>d) Explain what the point of intersection represents in this context.</p>

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