Question

ayúdenme porfa les dare corona ​

Answer 1

Explicación paso a paso:

$68+4\frac{(42-18)}{(42-18)+(42-27)} \\\\72\frac{24}{24+15} \\\\72\frac{24}{39} \\\\\frac{72(39)+24}{39}\\\\\frac{2808+24}{39} \\\\\frac{2832}{39}$