16.6 = 1228+18p/76
A=
6
13
20
24
16
17
1
10
15
find determinent
5x-2(x+1)²-8=x+2x(2-x)+3
(a+b) 2 = 16 and (a - b) 2 = 4: then ab =?
solve the proportion:
5/3 = x/4
672 x 300
(2x-2)+x(4x-8)
672
can 4/1 = 8/2 be simplified
simplify 4/1 = 8/2
