8x + 2 < 10x − 4
4(6x+1)=
−2(2x+8)+6
10x − 6 ≥ 4x + 12
y=1/-x+4
ot lg etw
(4x-1) $^{2}$
5x – 4 + 2x = 3x + 8 + 7x
solve these equations
11x-10y=1000
15y-5z-8x=0
3z-y=40
400 = 3x - 20
5x = 40