1) Simplify 3a +a - 2a +5a a) 11a b) 7a c) 7a4 d) -30a 2) Simplify x + 6x +y + 2x +y a) 9xy b) 11x c) 9x +2y d) 7x + 2y 3) Simplify r x r x r x r a) 4r b) r/4 c) r4 d) r4 4) Factorise 6a2+ 4a a) 2a(a + 2) b) 6(a2 + 4) c) 6(a2 + 4a) d) 2a2(1 +a) 5) Solve: 7x = 28 a) x = 3 b) x = 4 c) x = 7 d) x = 2 6) Solve: t - 5 = 7 a) t = 2 b) t = -35 c) t =12 d) x = 11 7) Solve: 3p + 1 = p + 7 a) p = 5 b) p = 2 c) p =1 d) p = 3 8) If m = 6, calculate the value of 25 - 3m a) 7 b) 43 c) 22 d) 18 9) Expand 3(y - 4) a) 3y - 12 b) 3y - 4 c) 3y + 7 d) 3y + 12 10) Expand: 8p(2 - 5p) a) 16p + 40p2 b) 40p +10p c) 16p - 40p2 d) 16p + 5p 11) Expand: (z + 5)(z +6) a) 2z + 11 b) z2 + 11z + 30 c) z2 + 5z +30 d) z2 + 11z + 11 12) Solve: 2(k + 3) = 16 a) k = 7 b) k = 2 c) k = 5 d) k = 1

Algebra intro quiz

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