Collecting Like Terms 0.0 / 5 ? MathematicsCollecting like termsGCSEEdexcel Created by: Lucy1499Created on: 06-04-16 18:47 Expressions 4x + 3y - z This is an EXPRESSION. It does no have an an = sign. The parts which are seperated by + or - signs are called terms. 1 of 3 Equations 3n - 1 = 17 This is an EQUATION. This equation only has one letter in it. You can solve an equation to find the value of the letter. 2 of 3 Formula A = 1/2bh This is a FORMULA. You can use it to calculate one value if you know the other values. You can't solve formulas. 3 of 3
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