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need help with this problem . The inequality is 144 - 6t >= 72

Need Help With This Problem The Inequality Is 144 6t Gt 72 class=

Sagot :

This is:

[tex]144-6t\ge72[/tex]

Solve for t:

[tex]\begin{gathered} 144-6t-144\ge72-144 \\ -6t\ge-72 \\ -6t(-1)\ge-72(-1) \\ 6t\leq72 \\ \frac{6t}{6}\leq\frac{72}{6} \\ t\leq12 \end{gathered}[/tex]

Answer:

[tex]\begin{gathered} 144-6t\ge72 \\ -6t\ge-72 \\ t\leq12 \end{gathered}[/tex]