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Simplify the expression so that the result does not have parentheses.

$\displaystyle{ {4}({xt}) = }$

$\displaystyle{ {4}({x+t}) = }$

Solution

$\displaystyle{ {4} \left({xt}\right)= {4xt} }$

$\displaystyle{ {4} \left({x+t}\right)= {4x+4t} }$

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