5/8 of 64 km = 40 km
The simplified expression is 40 - 12s
There are 50 8s in 400
There are 70 8s in 560
384s2 - 150 = 6*(64s2 - 25) The term inside the brackets is a difference of two squares, so 6*(8s - 5)*(8s + 5)
5
320 / 8 = 40
5
5/8 of 64 km = 40 km
The simplified expression is 40 - 12s
There are 50 8s in 400
There are 70 8s in 560
Not sure what "ines" are. But there are 15 8s in 120.Not sure what "ines" are. But there are 15 8s in 120.Not sure what "ines" are. But there are 15 8s in 120.Not sure what "ines" are. But there are 15 8s in 120.
384s2 - 150 = 6*(64s2 - 25) The term inside the brackets is a difference of two squares, so 6*(8s - 5)*(8s + 5)
64 = 8 x 8 !
8s=ps=p/8
8s = 72 divide both sides by 8 s = 9