book Maths Puzzle Numerical Ability

Find all values of w satisfying the equation:

3w/w-2 = -27/w^2 - 8w + 12

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book Other Question

I am having a real hard time with algebra and need help with the following problem:

Find the equation for the line that passes through the indicated pair of points

(-2,-2)and(7,25)

Thanks for being there when needed solve by graphing.

#1

x-y=3
x+y=5

#2

x+2y=6
2x-3y=26

#3

x=2y+4
y=2x-8

#4

x=y-1
3y=-2x-x