f(x)=5+x if x<=3 9-x if x>3 a=3
649722
2735514
2205450
1108609
5471028
4410900
24174756
$$3 x - 7 - 11 = 3 x - 18$$
8*6#5 = 20 13*17#2 = 229 then find 8*14#2
846000÷23.3^3 ÷ √1243
3x-7-11
(105/100)^0.5
(y^2+y)(y+3)
80*5-30+20=