1) x-2 x+3
_____ =____
x+2 x-4
x^2-6x+8=x^2+6+5x 2=11x x=2/11
2) 8y-5 9y
_____ = ____
y y+2
8y^2-10+11y=9y^2 y^2-11y+10=0 y1=10 y2=1
3) x^2+3
_______ = 2
x^2+1
x^2+3=2x^2+2 x^2=1 x=1 x=-1
4) 3 1
_____ = _____
x^2+2 x
3x=2+x^2 x^2-3x+2=0 x=2 x=1
15
5)x+2=_______
4x+1
4x^2+2+9x=15 4x^2+9x-13=0 x=1 x2=-13/4
6) x^2-5 7x+10
______ =______
x-1 9
9x^2-45=7x^2-10+3x
2x^2-3x-35=0
x=5
x=-7/2