25 ) Simplify - 1-21 + (- 3- 2 )- (-5+2) 29 ) Solve the following equation a) - 11 X - 16X =-55 b ) - 22 100 a ) - 5, - 17 C ) - 10 40 5, - 11 d ) 22 15 c ) 5, 11 d) 26 ) V3 ( V3 + 6V3 ) - 5, 55 a) 9 6) 3V3 d) 21V3 27 ) Solve the following system of equations (2X - 54 = - 4 1x + by = 15 a ) ( 1, 3 ) 6 ) ( 3, 1 ) (3X - 5X 2865) C ) ( 2, 3 ) 10* + 10 d) (3, 2 ) + 25 28 ) Find the perpendicular slope of the line 3x - 9y = 15 25x 16 a ) 1/3 3 5 6 ) - 1/3 84 - 35 C ) 3 O = X ( 1 + dows - "d'ost ) do (d d) - 3 ( 1 - don + "digsh ) do (