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Solve for $r$ . $r + 6 < 9$

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Solve one-step linear inequalities: addition and subtraction

Full solution

Q. Solve for

r

.

r + 6 < 9

Identify Operation: $r + 6 < 9$ $\newline$ Which operation should we use to isolate $r$ ? $\newline$ $6$ is being added to $r$ in $r + 6 < 9$ . $\newline$ Subtraction should be used to isolate $r$ .
Isolate $r$ Using Subtraction: $r + 6 < 9$ $\newline$ Solve for $r$ . $\newline$ $r + 6 < 9$ $\newline$ $r + 6 - 6 < 9 - 6$ $\newline$ $r < 3$

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