Answer:
he has run 14 miles
Step-by-step explanation:
Answer:
x=2
Step-by-step explanation:
y=-x+4 y=3x
3x=x+4
2x=4
x=2
(I hope this is the answer)
Answer:
Answer What
Step-by-step explanation:
What you do is move the equation around so the 12 -4.5x would now turn into y=-4.5x+12
Answer:
508.68
*sorry if this is late
Step-by-step explanation:
Divide 36 by 2 to get radius
Multiply 18 by itself to get 324
Multiply 324 by 3.14 to get the area of a circle
Divide it by 2 to get the area of the semi circle
