Question

Solve for xx and graph the solution on the number line below.
minus, 2, is less than or equal to, 2, x
−2≤
2x
Answer
Attempt 1 out of 2


Inequality Notation:
Number Line:
Click and drag to plot line.
-12
-10
-8
-6
-4
-2
0
2
4
6
8
10
12
Submit Answer

Answer 1

Solve: -2 ≤ 2x
Divide both sides by 2 (positive), so -1 ≤ x, i.e. x ≥ -1.

Interval notation: [-1, ∞)

Graph: place a filled (solid) dot at -1 and shade the number line to the right (all numbers ≥ -1).