If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 11x2 + 9 + -12x + -8x2 + -13x = 0 Reorder the terms: 9 + -12x + -13x + 11x2 + -8x2 = 0 Combine like terms: -12x + -13x = -25x 9 + -25x + 11x2 + -8x2 = 0 Combine like terms: 11x2 + -8x2 = 3x2 9 + -25x + 3x2 = 0 Solving 9 + -25x + 3x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. 3 + -8.333333333x + x2 = 0 Move the constant term to the right: Add '-3' to each side of the equation. 3 + -8.333333333x + -3 + x2 = 0 + -3 Reorder the terms: 3 + -3 + -8.333333333x + x2 = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -8.333333333x + x2 = 0 + -3 -8.333333333x + x2 = 0 + -3 Combine like terms: 0 + -3 = -3 -8.333333333x + x2 = -3 The x term is -8.333333333x. Take half its coefficient (-4.166666667). Square it (17.36111111) and add it to both sides. Add '17.36111111' to each side of the equation. -8.333333333x + 17.36111111 + x2 = -3 + 17.36111111 Reorder the terms: 17.36111111 + -8.333333333x + x2 = -3 + 17.36111111 Combine like terms: -3 + 17.36111111 = 14.36111111 17.36111111 + -8.333333333x + x2 = 14.36111111 Factor a perfect square on the left side: (x + -4.166666667)(x + -4.166666667) = 14.36111111 Calculate the square root of the right side: 3.789605667 Break this problem into two subproblems by setting (x + -4.166666667) equal to 3.789605667 and -3.789605667.Subproblem 1
x + -4.166666667 = 3.789605667 Simplifying x + -4.166666667 = 3.789605667 Reorder the terms: -4.166666667 + x = 3.789605667 Solving -4.166666667 + x = 3.789605667 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4.166666667' to each side of the equation. -4.166666667 + 4.166666667 + x = 3.789605667 + 4.166666667 Combine like terms: -4.166666667 + 4.166666667 = 0.000000000 0.000000000 + x = 3.789605667 + 4.166666667 x = 3.789605667 + 4.166666667 Combine like terms: 3.789605667 + 4.166666667 = 7.956272334 x = 7.956272334 Simplifying x = 7.956272334Subproblem 2
x + -4.166666667 = -3.789605667 Simplifying x + -4.166666667 = -3.789605667 Reorder the terms: -4.166666667 + x = -3.789605667 Solving -4.166666667 + x = -3.789605667 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4.166666667' to each side of the equation. -4.166666667 + 4.166666667 + x = -3.789605667 + 4.166666667 Combine like terms: -4.166666667 + 4.166666667 = 0.000000000 0.000000000 + x = -3.789605667 + 4.166666667 x = -3.789605667 + 4.166666667 Combine like terms: -3.789605667 + 4.166666667 = 0.377061 x = 0.377061 Simplifying x = 0.377061Solution
The solution to the problem is based on the solutions from the subproblems. x = {7.956272334, 0.377061}
| y/4-6=19 | | 3x+9=8x+11 | | -3=-4x+15 | | 8w^2x+w^2x= | | -.06(r+.02)=1.8 | | 3m-2m+m=28 | | 0.30x+0.15(120)=0.15(98) | | [3u-18]=0 | | 10y+50y+-36y-25y=-32 | | -160=-10m | | log^3(x+2)=log^9(6x+4) | | 9x-9=4x-14 | | 2m^3n^3+9m^3n^3= | | -(16m+4)=2m+11 | | 6=2k-4 | | 9x-16=4(x+5)+3(x-6) | | 9x-16=4(x+5)-3(x-6) | | 6x^2+1=18 | | .25n=15+.1n | | 14c+-18c+-c+11c-5c=7 | | 9w-390=14w-240 | | 10(2x+3)-20=3-4(8-5x) | | 8(x-1)+8=-8x+16 | | 2x+2+3-1x-6=1 | | -14x+-15x+10x+15x+5=-15 | | 64x=6x^2 | | 2ln(12)-3= | | 3x+yi=2x+1+2i | | x+2(x-3)=6 | | 24-x=13 | | 0.6+0.4+(-0.5)+(-0.6)= | | 8(3m-4)-m=10m-5+13m |