taylorghalley taylorghalley 25-01-2015 Mathematics Answered Find the value of y for given value of x. 1.)x+5;x=3 2.)7x;x=-5 3.)y=1-2x;x=9 4.)y=3x+2;x=0.5 5.)y=2x^3;x=3 6.)y=x/2+9;x=-12