Algebra, Equations – TheWorksheets.CoM

Algebra, Equations & Inequalities - Questions & Solutions

Compiled by Navan Mudali Page 23 of 83 February 2011 QUESTION 1 1.1 Solve for x, correct to TWO decimal places, where necessary: 1.1.1 x(x 1) 12 (3) 1.1.2 2x2 3x 7 0 (4) 1.1.3 7x2 18x 9 ! 0 (4) 1.2 Solve for x and y simultaneously: 2x y 7 x2 xy 21 y2 (7) 1.3 Simplify completely, without the use of a calculator: