Solve for r r+4<5

$r + 4 < 5$

Subtract $4$ from both sides of the inequality.

$r < 5 - 4$

Subtract $4$ from $5$ .

$r < 1$

The result can be shown in multiple forms.

Inequality Form:

$r < 1$

Interval Notation:

$(- \infty, 1)$

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