Answer:
12
Step-by-step explanation:
y=c that make 0 and then i mulitply -1 to -12
then i did the opposite for 360 time -12 that 700 and then i devided and got 12
Perimeter =a+b+c
13.9 + 10.4 + 8.5 =
32.8 in (perimeter)
The answer to 6 2/3 divide by 9 2/3 should equal to 20/29.