Question 410242
Let the measure of one angle be x.  Then the other angle is 3x+10.  The sum of these two angles is equal to 180 degrees, therefore:
{{{x+(3x+10)=180}}}
{{{4x+10=180}}}
{{{4x=170}}}
{{{x=42.5}}}

The first angle is 42.5 degrees, the second angle is 3(42.5)+10 degrees, or 137.5