If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + -3x + -256 = 0 Reorder the terms: -256 + -3x + x2 = 0 Solving -256 + -3x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '256' to each side of the equation. -256 + -3x + 256 + x2 = 0 + 256 Reorder the terms: -256 + 256 + -3x + x2 = 0 + 256 Combine like terms: -256 + 256 = 0 0 + -3x + x2 = 0 + 256 -3x + x2 = 0 + 256 Combine like terms: 0 + 256 = 256 -3x + x2 = 256 The x term is -3x. Take half its coefficient (-1.5). Square it (2.25) and add it to both sides. Add '2.25' to each side of the equation. -3x + 2.25 + x2 = 256 + 2.25 Reorder the terms: 2.25 + -3x + x2 = 256 + 2.25 Combine like terms: 256 + 2.25 = 258.25 2.25 + -3x + x2 = 258.25 Factor a perfect square on the left side: (x + -1.5)(x + -1.5) = 258.25 Calculate the square root of the right side: 16.07015868 Break this problem into two subproblems by setting (x + -1.5) equal to 16.07015868 and -16.07015868.Subproblem 1
x + -1.5 = 16.07015868 Simplifying x + -1.5 = 16.07015868 Reorder the terms: -1.5 + x = 16.07015868 Solving -1.5 + x = 16.07015868 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.5' to each side of the equation. -1.5 + 1.5 + x = 16.07015868 + 1.5 Combine like terms: -1.5 + 1.5 = 0.0 0.0 + x = 16.07015868 + 1.5 x = 16.07015868 + 1.5 Combine like terms: 16.07015868 + 1.5 = 17.57015868 x = 17.57015868 Simplifying x = 17.57015868Subproblem 2
x + -1.5 = -16.07015868 Simplifying x + -1.5 = -16.07015868 Reorder the terms: -1.5 + x = -16.07015868 Solving -1.5 + x = -16.07015868 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.5' to each side of the equation. -1.5 + 1.5 + x = -16.07015868 + 1.5 Combine like terms: -1.5 + 1.5 = 0.0 0.0 + x = -16.07015868 + 1.5 x = -16.07015868 + 1.5 Combine like terms: -16.07015868 + 1.5 = -14.57015868 x = -14.57015868 Simplifying x = -14.57015868Solution
The solution to the problem is based on the solutions from the subproblems. x = {17.57015868, -14.57015868}
| -11.2k= 4 | | -3(s-16)+18=18 | | 05(m+4)=3(m-1) | | -43=-7(k-5)-2(7k-3) | | 263=-31(m+959)+-729 | | 245-55+(85+65)= | | 9q+1=10q | | 4(q-669)-187=633 | | 8m=10+9m | | 0=.35x^2-100x+15000 | | -3(x+5)-(-2-2x)=-13 | | -3(z+4)+7=5z+19 | | (5x-y)=(x+2y+6) | | 28(n+18)+59=871 | | 4x-27= | | lg(2x-4)=1 | | f(x)=(4x-5)-(6x-3) | | 2x-7=6x+13-x | | -91=6u-15u-19 | | 3(p-2)=16p-(6+p) | | t+0.77=9.1 | | 40=8(q-83) | | -4x^2-56=7x | | 4y+3=2+14 | | 60+42.95x=59.95 | | 11+3=7+27 | | 8(5)-30=2x | | 43=-6(x-6)+7(1-7x) | | 2(k+19)+6=96 | | X+1.2x+9=75 | | (4x+3y)(6x-5y)= | | 3x=2(125x) |