How to solve y in -(y+9)=10
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Ok so factoring quadratics is fairly easy once you get the hang of it
So we have a quadratic
My first question would be what 2 numbers multiply to -2 and add to +1
the answer is 2 and -1
Second question what 2 values multiply to get
the answer x and x
your factored form would be
This is as far as i can explain there is a whole lot about quadratics to be learned. You have to ask your teacher on more information