Answer:
-19
Step-by-step explanation:
It's going by three's
Assuming you mean the central angle, semicircles have central angles of .
y = 7x - 1 is the answer to the question
90 an right angle
Answer:r-1
(-r-5)-(-2r-4) Or (-r-5)-(-2r-4)
-r+-5+2r+4. -r-5+2r+4
r-1 r-1
You bring down the first Parentheses Then have to multiply the (implied 1) -1•-2=2 and -1•-4=4 and do the math regularly
