Question

$5(2x + 4) = 170$
what is 5(2v + 4) = 170 Im having some probloms

Answer 1

$\bf 5(2u+4)=170\implies 2u+4=\cfrac{170}{5}\implies 2u+4=34\implies 2u=30 \\\\\\ u=\cfrac{30}{2}\implies u=15$