Algebra studio

Inequality Lens

Years 7–9
Solve, shade, test

See a linear inequality become a set of solutions.

values below
2x + 4 ≤ 10x ≤ 3
Solution set on a number line All values less than or equal to three are shaded.
Solution valuesNot includedIncluded
1
Undo the constant2x ≤ 6
2
Divide both sides by +2x ≤ 3

Direction stays. Dividing by a positive number keeps the order.

0 is a solution: 4 ≤ 10