Inequalities | Ameba

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Inequalities

Basic Algebra & Simplification
Indices (Powers)
Expanding & Simplify
Factorisation
Solving Linear Equations
Simultaneous Equations
Rearranging Formulae
Algebraic Fractions
Quadratic Equations
Inequalities
Gradient Between Two Points
y = mx + c
Intercepts on Axes
Parallel & Perpendicular Lines
Find Equation of a Line
Types of Sequences
Arithmetic Sequences
Geometric Sequences
Quadratic & Other Graphs
Functions & Graph Transformations

Solve like equations.

Flip the sign when multiplying or dividing by a negative.

Example

Solve

\(-3x < 9\)

→ divide by \(-3\): \(x > -3\)

Practice

Lvl 1

Solve: \(-3x < 9\)

A. \(x > -3\)
B. \(x < -3\)
C. \(x < 3\)
D. \(x > 3\)

Lvl 1

Solve \(5x - 12 < 18\)

A. 6
B. -6
C. 5
D. 7

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← Quadratic Equations Gradient Between Two Points →