using P.E.M.D.A.S. add 3 + 4 + 9:6 then subtract what you get ---> X - 8.72
Answer:
12.4
Step-by-step explanation:
Use
where, s denotes distance
t= time
v= velocity
33 inches
x=length of board
x+2x=99
3x=99
x=33
D