Algebra- key words 0.0 / 5 ? MathematicsAlgebraGCSENone Created by: natwbuCreated on: 06-08-14 14:02 Equation A mathematical statement that two expressions are equal. 1 of 9 Expression A mathmatical sentance without an equals sign 2 of 9 Formula An equation that results in a practical real-life solution. i.e. Finding the area of a rectangle, 3 of 9 Identity An equation that is true for every value. 4 of 9 Simplify To write an expression in the smallest way possible 5 of 9 Solve To find the value for a variable 6 of 9 Variable 3x + 2, the variable is x as the value of it can change. 7 of 9 Substitute replace, To put a number in place of a variable 8 of 9 Constant A value that doesn't changes in an expression or equation. 3x + 2 (2 is the constant), πr² (π is the constant) 9 of 9
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