Question 54634
3x - 5(3x - 7) = 2(x + 9) + 45 
3x-15x+35=2x+18+45
-12x+35=2x+63
-12x+35-2x-63=0
-14x-28=0
-14x=28
-14x/-14=28/-14
x=-2

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.Check by pluggining (x=-2) back into the original equation]