Answer:
[tex]3(x + 4) = 3x + 12\:\boxed{\tt Yes}[/tex]
[tex](4 + 8) = 24 + 28\:\boxed{\tt No}[/tex]
[tex]x(5 + 5) = 5x\:\boxed{\tt Yes}[/tex]
[tex]7(1 + 9) = 7 + 9\:\boxed{\tt No}[/tex]
[tex]6(2 + 1 + 5) = 12 + 6 + 30\:\boxed{\tt No}[/tex]
[tex]7(5 - 4) = 35 - 28\:\boxed{\tt No}[/tex]
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