solve the inequalites, and graph t-7<-15.  b+12<18.can you show me the calculations please?

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Solve `t - 7 < -15.`

`t - 7 + 7 < -15 + 7`

`t < -8`

See image for graph.

Solve `b + 12 < 18.`

`b + 12 - 12 < 18 - 12`

`b < 6`

See image for graph.

Solutions are `t < -8`  and `b < 6.`

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