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# Recent problems solved by 'parthdesai27'

parthdesai27 answered: 9 problems
 Radicals/544892: I'm Home schooled and need help. What is The sqrt of 18 minus the sqrt of 3 divided by the sqrt of 6? Thank You.1 solutions Answer 355330 by parthdesai27(9)   on 2011-12-10 06:57:00 (Show Source): You can put this solution on YOUR website!1.02
 Equations/484316: -2(x+2) = 5-2x1 solutions Answer 331390 by parthdesai27(9)   on 2011-08-22 09:21:02 (Show Source): You can put this solution on YOUR website!=> -2x-4 = 5-2x so. in this case -2x are cancelled out...so what is remaining to find?.!!
 Signed-numbers/484286: -5(3x-12)=30-9x1 solutions Answer 331389 by parthdesai27(9)   on 2011-08-22 09:14:39 (Show Source): You can put this solution on YOUR website!=> -15x+60 = 30-9x => 30 = 6x => x = 5
 Equations/484318: what is the equation for: 3 times a number plus twice the number plus 1 is -41 solutions Answer 331388 by parthdesai27(9)   on 2011-08-22 09:11:58 (Show Source): You can put this solution on YOUR website!suppose that number be 'x'.then from the hypothesis we have, 3x+2x+1 = -4 => 5x = -5 => x = -1
 Linear-equations/484261: 1/3x = 5/12 1 solutions Answer 331384 by parthdesai27(9)   on 2011-08-22 09:07:01 (Show Source): You can put this solution on YOUR website!taking cross multiplication, we get... => 12 = 15x => x = 12/15 = 0.8
 Linear-equations/484262: 2/3x = 9/21 solutions Answer 331382 by parthdesai27(9)   on 2011-08-22 09:04:53 (Show Source): You can put this solution on YOUR website!taking cross multiplication, we get... => 4 = 27x => x = 4/27 = 0.148
 Linear-equations/484263: 3x + 4 =x1 solutions Answer 331381 by parthdesai27(9)   on 2011-08-22 09:02:48 (Show Source): You can put this solution on YOUR website!=> 2x = -4 => x = -2
 Functions/484306: if f(x)=2x3-8x-3 then find f(-2) 1 solutions Answer 331378 by parthdesai27(9)   on 2011-08-22 08:59:41 (Show Source): You can put this solution on YOUR website! put x = -2 in that equation, we get... =>f(-2) = -16+16-3 =>f(-2) = -3
 Equations/484315: please help me solve this equation i have no idea of what to do : 0.9(2x+8)=20-(x+5) thanks !!1 solutions Answer 331375 by parthdesai27(9)   on 2011-08-22 08:55:16 (Show Source): You can put this solution on YOUR website!18x+72 = 200-10x-50 => 18x+72 = 200-10x-50 => 28x = 150-72 => x = 78/28 = 2.786 .