Equations and Inequalities (Grade 10 NSC Matric Mathematics): Flashcards
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Practise the cards
10 cards from this deck
Linear equation definition
Linear equation definition
Equation where highest power of variable is 1
Solving an equation means
Solving an equation means
Finding value of variable that makes equation true
Solution (or root) of equation
Solution (or root) of equation
Value of variable that satisfies the equation
Max solutions for linear equation
Max solutions for linear equation
At most one solution
Golden rule of equations
Golden rule of equations
Must be balanced - same operation on both sides
Six steps to solve linear equation
Six steps to solve linear equation
Expand, rearrange, group, factorise, solve, check
Solving equations with fractions technique
Solving equations with fractions technique
Multiply through by common denominator first
Restrictions in equations
Restrictions in equations
Values that make denominators zero
How to check solution
How to check solution
Substitute back into original equation
When solution is correct
When solution is correct
LHS equals RHS after substitution