Answer:
x=15
<1 =15
<2 = 75
Step-by-step explanation:
Complementary angles add to 90
<1 + <2 = 90
x + 3x+30 = 90
Combine like terms
4x+30 =90
Subtract 30 from each side
4x+30-30 = 90-30
4x = 60
Divide each side by 4
4x/4 = 60/4
x = 15
<1 =15
<2 = 3*14+30 = 45+30 = 75
