____ 127. Which equations represent parallel lines? a. , c. , b. , d. , ____ 128. Which equations represent perpendicular lines? a. , c. , b. , d. , ____ 129. Write an equation for the line that passes through U(3, and is perpendicular to the line: . –7) a. c. b. d. ____ 130. In which form is the equation written? a. Standard form c. General form b. Slope-intercept form d. Slope-point form ____ 131. Determine the slope of the line with this equation: a. c. – b. d. – ____ 132. Merny needs a 132-ft. string of outdoor lights. She has 12-ft. strings and 16-ft. strings. Write an m n equation for the relation. a. c. b. d. ____ 133. Create a linear system to model this situation: The perimeter of an isosceles triangle is 36 cm. The base of the triangle is 9 cm longer than each equal side. a. + = 36 b. 2s + = 36 c. 2b + = 36 d. 2s + = 36 s b b s b 9 = + 9 = + 9 = + 9 = b s b s s b s b – ____ 134. Create a linear system to model this situation: A collection of nickels and dimes contains four times as many dimes as nickels. The total value of the collection is $20.25. a. = 4n b. = 4n c. = 4d d. + = 15 d d n d n 5n + 10d = 2025 5d + 10n = 2025 5n + 10d = 2025 5n + 10d = 2025 ____ 135. Create a linear system to model this situation: In a board game, Judy scored 3 points more than twice the number of points Ann scored. There was a total of 39 points scored. a. = 3 + 2a b. 3 = 2a c. + 3 = 2a d. = 3 + 2j j j j a – + = 39 + 2a = 39 + = 39 + = 39 j a j j a j a ____ 136. Create a linear system to model this situation:
____ 127. Which equations represent parallel lines? a. , c. , b. , d. , ____ 128. Which equations represent perpendicular lines? a. , c. , b. , d. , ____ 129. Write an equation for the line that passes through U(3, –7) and is perpendicular to the line: . a. c. b. d. ____ 130. In which form is the equation written? a. Standard form c. General form b. Slope-intercept form d. Slope-point form ____ 131. Determine the slope of the line with this equation: a. – c. b. d. – ____ 132. Merny needs a 132-ft. string of outdoor lights. She has m 12-ft. strings and n 16-ft. strings. Write an equation for the relation. a. c. b. d. ____ 133. Create a linear system to model this situation: The perimeter of an isosceles triangle is 36 cm. The base of the triangle is 9 cm longer than each equal side. a. s + b = 36 b – 9 = s b. 2s + b = 36 b + 9 = s c. 2b + s = 36 s + 9 = b d. 2s + b = 36 s + 9 = b ____ 134. Create a linear system to model this situation: A collection of nickels and dimes contains four times as many dimes as nickels. The total value of the collection is $20.25. a. d = 4n 5n + 10d = 2025 b. d = 4n 5d + 10n = 2025 c. n = 4d 5n + 10d = 2025 d. d + n = 15 5n + 10d = 2025 ____ 135. Create a linear system to model this situation: In a board game, Judy scored 3 points more than twice the number of points Ann scored. There was a total of 39 points scored. a. j = 3 + 2a j + a = 39 b. j – 3 = 2a j + 2a = 39 c. j + 3 = 2a j + a = 39 d. a = 3 + 2j j + a = 39 ____ 136. Create a linear system to model this situation: