1) Write an Equation of the Line Whose Slope Is 3 and Whose Y Intercept Is 5
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Honors Algebra 2: Linear Equations Name: ______ Use a separate piece of paper to show work and write solutions on this sheet. 1) Write an equation of the line whose slope is 3 and whose y – intercept is 5.
2) Write an equation of the line whose slope is ¼ and whose y – intercept is -6.
3) Find the slope between the two given points a. (-5, -2) and (4, -11) b. (-3, 3) and (7, 8)
3 4) Write a linear equation in slope intercept form when the slope is /7 and goes through the point (0,4).
5) Graph the line for the equation: 2 a. y = -3x + 2 b. y = /3 x – 4
6) Translate the following linear equations into slope-intercept form. Then graph below. a. 3x + 4y = 8 b. 2x - 3y = 9 c. 4x - y = 8 d. 6x - 2y = 7 e. y + 10 = 2(x – 5) f. y – 3 = - ½ (x + 8)
7) Write an equation of a line that passes through (2, -3) with slope of ½.
5 8) Write an equation of a line that passes through (1, -4) with a slope of – /2.
9) Write an equation of a line has x-intercept of 5 with a slope of 4.
10) Write an equation of a line that passes through (1, 3) with a slope of Undefined. Write a linear equation for each of following in slope intercept form. 11) (-3, 3), m = 1 15) (4, -2), m = 0
12) (0, 6), m = -2 16) (-4, -5) and (6, -1)
13) (1, 6), m = ½ 17) (0, -3) and (2, 0)
14) (5, -3), m = ½ 18) (2, -4) and (2, 6)
19) (3, -3) and (1, -3)
20) In 1990, the average family of 4 drank 95 gallons of orange juice. The amount of orange juice consumed has increased by an average of 0.3 gallons per year. a. Write a linear equation to find the average consumption of a family of 4 in any year after 1990.
b. Find the number of gallons of orange juice consumed by a family of 4 in 2005.
Identify if the following pairs of equations describe parallel, perpendicular, or neither type of lines.
1 21) y = 3x + 2 and y = /3 x + 5 23) y = 8 + 5x and y =5 x – 6
1 2 1 2 3 22) y = 8 + 3x and y = - /3 x -7 24) y = /3x + /2 and y = - /3x – /2
For #25 – 31: Write the equation of the line in slope-intercept form that … 25) Passes through (-1, -2) and is parallel to the graph of y = -3x – 2.
27) Passes through (4, -2) and is parallel to the graph of y = ½x – 7.
28) Passes (-3, -2) and is perpendicular to the graph of x + 4y = 12.
1 29) Is perpendicular to y = - /3x + 2 and passes through the x – intercept of that line.
30) Passes through the point (4, -1) and is perpendicular to the graph of 7x – 2y = 3.
31) Is parallel to the graph of 2y + 5x = 2 and passes through (0, 6).