<u>Part</u><u> </u><u>(</u><u>a</u><u>)</u>

<u>Part</u><u> </u><u>(</u><u>b</u><u>)</u>

Answer:
B
Step-by-step explanation:
Start by breaking down the equation
-1/2 x 10 = -5
-1/2x1/4=-1/4
Then combine your answer
-5=1/8
Answer:
-12y+48
Step-by-step explanation:
6(7-3y)+6(y+1)
42-18y+6y+6
-12y+42+6
-12y+48
Step-by-step explanation:
x²+4-4x+y²=3
x²+y²-4x+1=0