Question 957709
S=second number; F=first number=(2/5)S
{{{F+S=70}}} Substitute for F.
{{{(2/5)S+S=70}}}
{{{(7/5)S=70}}} Multiply each side by 5/7.
{{{S=50}}} ANSWER 1:The second number is 50.
{{{F=(2/5)S}}}
{{{F=(2/5)50}}}
{{{F=20}}} ANSWER 2: The first number is 20