SOLUTION: 3x - 5(3x - 7) = 2(x + 9) + 45 3x-15x-35=2x+18+45 -12x-35=2x+63 (-12x-35)+35=2x+63+35 -12x =2x+98 -12x-2x=2x+98-2x -10x=98 -10x/-10=98/-10 x=-9 8/10 or -9 4/5

Algebra ->  College  -> Linear Algebra -> SOLUTION: 3x - 5(3x - 7) = 2(x + 9) + 45 3x-15x-35=2x+18+45 -12x-35=2x+63 (-12x-35)+35=2x+63+35 -12x =2x+98 -12x-2x=2x+98-2x -10x=98 -10x/-10=98/-10 x=-9 8/10 or -9 4/5      Log On


   

Question 65955: 3x - 5(3x - 7) = 2(x + 9) + 45
3x-15x-35=2x+18+45
-12x-35=2x+63
(-12x-35)+35=2x+63+35
-12x =2x+98
-12x-2x=2x+98-2x
-10x=98
-10x/-10=98/-10
x=-9 8/10 or -9 4/5
Answer by shermalaine(1) About Me  (Show Source):
You can put this solution on YOUR website!
3x - 5(3x - 7) = 2(x + 9) + 45
3x-15x-35=2x+18+45
-12x-35=2x+63
(-12x-35)+35=2x+63+35
-12x =2x+98
-12x-2x=2x+98-2x
-10x=98
-10x/-10=98/-10
x=-9 8/10 or -9 4/5