The length of a rectangle is represented by (x + 4) and the width is represented by (x - 2). Which expression represents
the area of the rectangle?
ox² - 8
2x + 2
x2 + 2x – 8
4x + 4

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F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?

The angles in a triangle are represented by 5x, 8x, and 2x+9. what is the value of ? a.10.8 b.11.4 c.9.7 d.7.2