Answer:
X=62
Step-by-step explanation:
solve half of it like 90 degrees +22 degrees. then minus from 180 degrees
(7x)-6=-12 7 times a number is 7x or 7 times any variable. Six less than that is subtracting by 6 then it all equals -12
Answer:
x^2-2x-15
Hope this helps!
Answer:
b = 55°
c = 35°
Step-by-step explanation:
b° = 180° - (85°+40°) = 180° - 125° = 55°
c° = 180° - (b°+90°) = 180° - (55°+90°) = 180° - 145° = 35°