If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 28x2 + x + -4 = 0 Reorder the terms: -4 + x + 28x2 = 0 Solving -4 + x + 28x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 28 the coefficient of the squared term: Divide each side by '28'. -0.1428571429 + 0.03571428571x + x2 = 0 Move the constant term to the right: Add '0.1428571429' to each side of the equation. -0.1428571429 + 0.03571428571x + 0.1428571429 + x2 = 0 + 0.1428571429 Reorder the terms: -0.1428571429 + 0.1428571429 + 0.03571428571x + x2 = 0 + 0.1428571429 Combine like terms: -0.1428571429 + 0.1428571429 = 0.0000000000 0.0000000000 + 0.03571428571x + x2 = 0 + 0.1428571429 0.03571428571x + x2 = 0 + 0.1428571429 Combine like terms: 0 + 0.1428571429 = 0.1428571429 0.03571428571x + x2 = 0.1428571429 The x term is x. Take half its coefficient (0.5). Square it (0.25) and add it to both sides. Add '0.25' to each side of the equation. 0.03571428571x + 0.25 + x2 = 0.1428571429 + 0.25 Reorder the terms: 0.25 + 0.03571428571x + x2 = 0.1428571429 + 0.25 Combine like terms: 0.1428571429 + 0.25 = 0.3928571429 0.25 + 0.03571428571x + x2 = 0.3928571429 Factor a perfect square on the left side: (x + 0.5)(x + 0.5) = 0.3928571429 Calculate the square root of the right side: 0.626783171 Break this problem into two subproblems by setting (x + 0.5) equal to 0.626783171 and -0.626783171.Subproblem 1
x + 0.5 = 0.626783171 Simplifying x + 0.5 = 0.626783171 Reorder the terms: 0.5 + x = 0.626783171 Solving 0.5 + x = 0.626783171 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = 0.626783171 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = 0.626783171 + -0.5 x = 0.626783171 + -0.5 Combine like terms: 0.626783171 + -0.5 = 0.126783171 x = 0.126783171 Simplifying x = 0.126783171Subproblem 2
x + 0.5 = -0.626783171 Simplifying x + 0.5 = -0.626783171 Reorder the terms: 0.5 + x = -0.626783171 Solving 0.5 + x = -0.626783171 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = -0.626783171 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = -0.626783171 + -0.5 x = -0.626783171 + -0.5 Combine like terms: -0.626783171 + -0.5 = -1.126783171 x = -1.126783171 Simplifying x = -1.126783171Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.126783171, -1.126783171}
| 8(r+3)+5= | | 5=3.14x | | 5=3.14xX | | 12x^3-12x^11=0 | | 36x^2+48x-96=0 | | 3x+7-5x-4= | | 9=(c+1) | | 3x+7-4= | | 14x-x=8+x | | 1.2x+1.1y=2064.60 | | .135x+1.1=.22x | | 2x+5k=42 | | (2x-y+4)dy=(-x+2y-5)dx | | -9j+4+j=-7j+5 | | 100-2x=26x+2 | | 7x^2=25x+12 | | 15W+6y= | | 6y=3x+1 | | 6k-32=3k+4 | | 12t+18= | | X+(X+4)=280 | | 3x-16=74 | | 6x-5=4x+35 | | X=5x-3 | | 5x-2(x-4)=9x+23 | | w^2+30w=880 | | 2d+9= | | 7(2+3)=9(2x-1)-3 | | 3z+8Y= | | 4x+16=36+144 | | 4x+16=36+24 | | 3x^2+15x-6.9=0 |