Answer:

Step-by-step explanation:
you put the y's on the top and the x's on the bottom and subtract. what you get is your slope.
Multiplying both sides of a rational equation by a variable expression introduces the possibility of extraneous solutions. Therefore, we must check the solutions against the set of restrictions. If a solution is a restriction, then it is not part of the domain and is extraneous.
Answer:
150
Step-by-step explanation:
radius is the half of one whole circle so
75 is the half to complete it add another 75
so 75+75 = 150
carry on learning
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Distance around a circle is CIRCUMFERENCE
DIAMETER*PI=CIRCUMFERENCE