Question

solve for x and graph the solution on the number line below.
9 < 7 + x
answer attempt 1 out of 2
< > ≤ ≥ or
inequality notation:
number line:
-12 -10 -8 -6 -4 -2 0 2 4 6 8 10 12
click and drag to plot line.
submit answer

Explanation:

Step1: Isolate the variable x

Subtract 7 from both sides of the inequality.
$9 - 7<7 + x-7$

Step2: Simplify the inequality

$2 < x$ or $x>2$

Answer:

Inequality Notation: $x > 2$
For the number - line, you would click and drag to plot an open circle at 2 and draw a line extending to the right towards positive infinity.