Steps to solve:
y + 8 = -11
~Subtract 8 to both sides
y = -19
Best of Luck!
Answer:
Step-by-step explanation:
<u>27.</u> the sum of 2 complementary angles=90
8x-17+5x-10=90
13x=90+27
13x=117 <u>x=9 </u>
<u>28. </u> the sum of supplementary angles=180
17x-12+3x-48=180
20x=180+60
20x=240
<u>x=120</u>
I'm not sure on this one but try .30 and .90 but don't count on it to much
