Written Instructions:
For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..
For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.
Leave your answers in the simplest form or correct to two decimal places.
| 1) (17s - 5h) from (-4s + 28h) - s h Answer:_______________ |
| 2) (26v - 3p) from (-4v + 22p) - v p Answer:_______________ |
| 3) (26w - 3r) from (-3w + 16r) - w r Answer:_______________ |
| 4) (27k - 4d) from (-6k + 16d) - k d Answer:_______________ |
| 5) (29z - 6e) from (-8z + 28e) - z e Answer:_______________ |
| 6) (22b - 2y) from (-8b + 22y) - b y Answer:_______________ |
| 7) (12h - 6u) from (-5h + 18u) - h u Answer:_______________ |
| 8) (25r - 6d) from (-8r + 15d) - r d Answer:_______________ |
| 9) (19t - 11a) from (-6t + 27a) - t a Answer:_______________ |
| 10) (12w - 3z) from (-8w + 25z) - w z Answer:_______________ |
| 1) (17d - 5s) from (-4d + 28s) - Answer: 21d Answer: 33s SOLUTION 1 : (-4d + 28s) - (17d - 5s) = - 4d + 28s - 17d + 5s = (- 4d - 17d) + (28s + 5s) = (- 4 - 17)d + (28 + 5)s = (- 21)d + (33)s = - 21d + 33s
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| 2) (26j - 3a) from (-4j + 22a) - Answer: 30j Answer: 25a SOLUTION 1 : (-4j + 22a) - (26j - 3a) = - 4j + 22a - 26j + 3a = (- 4j - 26j) + (22a + 3a) = (- 4 - 26)j + (22 + 3)a = (- 30)j + (25)a = - 30j + 25a
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| 3) (26q - 3m) from (-3q + 16m) - Answer: 29q Answer: 19m SOLUTION 1 : (-3q + 16m) - (26q - 3m) = - 3q + 16m - 26q + 3m = (- 3q - 26q) + (16m + 3m) = (- 3 - 26)q + (16 + 3)m = (- 29)q + (19)m = - 29q + 19m
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| 4) (27n - 4e) from (-6n + 16e) - Answer: 33n Answer: 20e SOLUTION 1 : (-6n + 16e) - (27n - 4e) = - 6n + 16e - 27n + 4e = (- 6n - 27n) + (16e + 4e) = (- 6 - 27)n + (16 + 4)e = (- 33)n + (20)e = - 33n + 20e
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| 5) (29h - 6n) from (-8h + 28n) - Answer: 37h Answer: 34n SOLUTION 1 : (-8h + 28n) - (29h - 6n) = - 8h + 28n - 29h + 6n = (- 8h - 29h) + (28n + 6n) = (- 8 - 29)h + (28 + 6)n = (- 37)h + (34)n = - 37h + 34n
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| 6) (22v - 2f) from (-8v + 22f) - Answer: 30v Answer: 24f SOLUTION 1 : (-8v + 22f) - (22v - 2f) = - 8v + 22f - 22v + 2f = (- 8v - 22v) + (22f + 2f) = (- 8 - 22)v + (22 + 2)f = (- 30)v + (24)f = - 30v + 24f
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| 7) (12m - 6d) from (-5m + 18d) - Answer: 17m Answer: 24d SOLUTION 1 : (-5m + 18d) - (12m - 6d) = - 5m + 18d - 12m + 6d = (- 5m - 12m) + (18d + 6d) = (- 5 - 12)m + (18 + 6)d = (- 17)m + (24)d = - 17m + 24d
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| 8) (25b - 6t) from (-8b + 15t) - Answer: 33b Answer: 21t SOLUTION 1 : (-8b + 15t) - (25b - 6t) = - 8b + 15t - 25b + 6t = (- 8b - 25b) + (15t + 6t) = (- 8 - 25)b + (15 + 6)t = (- 33)b + (21)t = - 33b + 21t
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| 9) (19o - 11e) from (-6o + 27e) - Answer: 25o Answer: 38e SOLUTION 1 : (-6o + 27e) - (19o - 11e) = - 6o + 27e - 19o + 11e = (- 6o - 19o) + (27e + 11e) = (- 6 - 19)o + (27 + 11)e = (- 25)o + (38)e = - 25o + 38e
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| 10) (12u - 3r) from (-8u + 25r) - Answer: 20u Answer: 28r SOLUTION 1 : (-8u + 25r) - (12u - 3r) = - 8u + 25r - 12u + 3r = (- 8u - 12u) + (25r + 3r) = (- 8 - 12)u + (25 + 3)r = (- 20)u + (28)r = - 20u + 28r
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