Chapter 5: Problem 56
Write an equation in standard form of the horizontal line and the vertical line that pass through the point. $$(-2,-5)$$
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Solve the equation. Check the result. (Review 3.4 ) $$2(x+5)=18$$
The time \(t\) (in hours) needed to produce \(x\) units of a product is modeled by \(t=p x+s .\) If it takes 265 hours to produce 200 units and 390 hours to produce 300 units, what is the value of \(s ?\) (A) 1.25 (B) 15 (C) 100 (D) 125
Use the following information. You are buying 20 dollars worth of bird seed that consists of two types of seed. Thistle seed attracts finches and costs 2 dollars per pound. Dark oil sunflower seed attracts many kinds of song birds and costs 1.50 dollars per pound. Write an equation that represents the different amounts of 2 dollars thistle seed \(x\) and 1.50 dollars dark oil sunflower seed \(y\) that you could buy.
Graph the line that passes through the points. Write its equation in slope- intercept form. (Review \(5.3 \text { for } 5.7)\) $$(-5,-2),(-1,12)$$
In a school of 500 teens, 40 have taken drum lessons. What are the odds that a randomly chosen teen has not taken drum lessons?
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