Answer:
18.25
Step-by-step explanation:
......ur welcome.............
12x + 6y = 102
5x - 6y = 34
17x = 136
x = 8
y = 1
28=2x-9
37=2x
x=18.5
a(8a-1)(3a+5)
24a³ + 37a² – 5a =
a ( 24a²+ 37a -5) =
a( 24a² +40a -3a -5) =
a [8a(3a+5) -1(3a+5) ]=
Answer: -9 1/4
