5x-9=3 (2,4)

-4x+4=-6 (2,5)

9x-4=10x (-4)

-6x-5=4x (-0,5)

-2x+3=-8x (-0,5)

6-2x=3x-10 (3,2)

-7x-7=4-8x (11)

9=5(x+9) (-7,2)

2(7+9x)=-6x+2 (-0,5)

-3(1+4x)=-4x-5 (0,25)

-7-2(5x-6)=-2 (0,7)

-2+3(1+2x)=-2x+3 (0,25)

5(5+3x)-10x=8 (-3,4)

-6(1-x)+4x=-4 (0,2)

x-3(1-7x)=2x+2 (0.25)

-2x+1-3(x-4)=4(3-x)+4 (-3)

x — (x/9) = -(26/9) (-3,25)

x + (x/5) = -(24/5) (-4)

(x/5) + (x/9) = -(14/15) (-3)

((x-6)^2) = ((x-3)^2) (4,5)

((x-7)^2) = ((9-x)^2) (8)

-2(x^2) + 4x-7= -(x^2) +2x-((x^2) — 3) (5)

(x^2) + 6x + 9 = 0 (-3)

(x^2) + 4x = -7 (корней нет)

(x^2) — 6x = 5x — 12 — (x^2) (1,5 и 4)

5(x^2) + 5x — 15 = 2(x^2) + 11x + 9 (-2 и 4)

((x-9)^2) = -(x^2) + 15x + 50 (1 и 15,5)

(2/x-6) = -5 (5,6)

(8/x-4) = (4/x-8) (12)

(13/x-12) + (12/x-13) = 2 (12,5 и 25)