University:
High School
Course:
High School Algebra
Academic year:

2019
Views:

273

Pages:

2
Author:

soromonm9

Puzzle Time . Write tl1e letter of each answer in tl1e Ьох co11tai11ing the exei-cise пшnЬе�-. (make sше to .....-, attach уош woi-k to the раре1· Write ап equation in point-slope form of the line that passes through the given point and has the given slope. Answers 2. (-7, о),т = 1. (5, 6), т = 4 L. у+ 2 = -(х + 1) -½ з. (-1, -2), т = -1 4. (-3, 11), т = ¾ Write ап equation in slope-intercept form of the line that passes through the given points. н. f(x) = 20х + 40 У. у= -7.5х + 46 5. (9, 4), (4, -11) 6. (8, 10), (12, 13) Е. у - 6 = 4(х - 5) 7. (14, -15), (7, -15) 8. (6, 1), ( 4, 16) s. Е. у = О.75х + 4 Write а linear function f with the given values. 9. /(3) = -3, /(2) = 2 10. /(3) = 9, F. у-11=¾(х+3) f(-4) = 2 R. f(x) = х + 6 11. /(-10) = 4, /(8) = -5 12. /(-12 ) = 6, f(-4) н. f(x) = -О.5х - = 6 fitness centei-. The tаЫе shows the total cost of joining the fitness center foi- diffe1·ent numbei-s ofmonths. Write an eqнation that represents the total cost (in dollars) of joining the fitness center as а ftmction of tl1e numЬer ofmonths. Total cost (dollars), f(x) 1 Р. f(x) = -5х + 12 13. You рау а registiation fee апd а шonthly fee to join а local Months, х у = -15 3 5 7 100 140 180 u. у - О = -½(х + 7) о. у = 3х - 23 L. f(x) = 6 Puzzle Time . co11tai11i11g tl1e exeicise numbeI. Write t11e letter of each answer iп the Ьох Ыоw (make sше to attach уош wшk.) 4-Determine whether the lines are parallel, 1. Liпe а passes tmough (-2, -5) апd А. parallel perpendicular, or neither. (о, -1); Line Ь passes tЬтougl1 (3, 1) and (1, -3). В. perpendicular С. neither 2. Line а passes tmough (1, 4) and (3, 6); Line Ь passes tl1rough (-3, -6) and (-1, -3). А. parallel В. pe1-pendiculaт С. neither З. Liпe а passes thюugl1 (-4, 5) and (-2, 8); Liпe Ь passes tln·ougl1 (-6, 7) апd (-3, 5). R. parallel S. perpendicillaт Т. neither 4. liпea: 5у - 2х = 9; lineb: 2у + 5х = -6 D. paтallel Е. perpendiculaI F. neither 5. line а: 4у = 8х + 12; li11e Ь: 6у - 12х = 24 1. pa1·allel J. perpeпdicular К. neither 6. Wiite an equation ofthe.line thatpasses tmough (-4, -6) and is parallel to у = А. у = 3х - 18 В. у = 3х - 6 7. Write an equation ofthe liпe H1atpasses tmough О. у= -4х + 3 С. у = 3х + 6 (2, 5) and is perpendicular to у Р. у = -4х + 13 3х - 8. = ¾х - 12. Q. у= -4х -13