Algebra Worksheet-1
(a) 2xy , 4xy2 (b) 2yx2, 4xy (c) 3x2y, 4x2y (d) 5x2y, 2y2x
(a) 3a3b2, b6 (b) 3a2b3, 9a2b3
(c) 3ab3, 3a2b2 (d) All of these
(a) 7y2 – 2 (b) 9y – 2 (c) 7y – 2 (d) 9y – 6
(a) 2a4b5 (b) a4b5 (c) –3b4a3 (d) 3a4b5
(a) –3x2 (b) 3x2 (c) 5x2 (d) –3x5
(a) 5x3y5, 9x2y4, 2x3y3 (b) xy2, 4x5y5, 5x3y5
(c) xy, 9x3y4, 2x3y3 (d) x3y5, 4x3y5, 7x3y5
(a) 9b – 3ab + 3 (b) 10b – 3ab
(c) 3 – 10b (d) –7b – 3ab + 3
(a) 18y2x + y (b) 4y2x + y (c) 5y2x (d) 4y2x + y2
(a) 4xy + 3x + y (b) 2xy + 3x + y
(c) xy + x + 3y (d) xy + x + y
(a) 6y2 + 6 (b) 6y2 + 3 (c) 6y + 6 (d) 4y2 + 3
(a) 9 (b) 4 (c) 36 (d)
(a) 4 (b) 3 (c) 12 (d) 8
X – (–4) = –12
(a) 16 (b) –48 (c) 3 (d) –16
(a) Susan is 9 yrs old, and Jennifer is 27 yrs old.
(b) Jennifer is 7 yrs old, and Susan is 35 yrs old.
(c) Susan is 7 yrs old, and Jennifer is 35 yrs old.
(d) Susan is 5 yrs old, and Jennifer is 20 yrs old.
(a) y = 5.4 (b) y = –3 (c) y = 6 (d) y = –3
(a) m – 3 (b) 2m + 3 (c) 2m – 3 (d) 3m – 2
(a) 14b – 18 (b) 6b – 18 (c) 6b + 22 (d) 6b + 18
(a) two more than twice a number
(b) two more than a number squared
(c) a number squared more than two
(d) the sum of two numbers multiplied by three
(a) 10.3 (b) 1.8 (c) 17 (d) 18.8
(a) c = 1700n + 68 n (b) c = 1700 + 1700 n
(c) c = 6800 + 4 n (d) c = 1700n + 68
Answer Key:
(1)-(c); (2)-(b); (3)-(c); (4)-(d); (5)-(a); (6)-(d); (7)-(d); (8)-(b); (9)-(b); (10)-(c); (11)-(c); (12)-(b); (13)-(d); (14)-(c); (15)-(b); (16)-(c); (17)-(b); (18)-(a); (19)-(d); (20)-(a)