1 Answer

Quellenangeber · Answer 1 · 2019-10-30T08:48:27+0000

The first graph.

The equation is x - 1
$\leq$ 3
In order to solve it, you need to get x by itself.
Add 1 to both sides. 3+1=4
x
$\leq$ 4

Since this is your sign
$\leq$ the arrow has to point towards the left, and the circle needs to be colored in.

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