Answer:
70
Step-by-step explanation:
C and 110° are opposite angles of a cyclic quadrilateral.
Opposite angles of a cyclic quadrilateral are supplementary.

Answer:
x = 100
Step-by-step explanation:
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Answer:
. 2) It’s positive only if the first integer is greater
Answer:
Step-by-step explanation:
(qor)(x)=q(r(x))=q(5x+2)=(5x+2)²-3(5x+2)-4
first find (qor)(x) as explained above
then put x=0 to get (qor)(0)