If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 12x2 + -13x + -4 = 1 Reorder the terms: -4 + -13x + 12x2 = 1 Solving -4 + -13x + 12x2 = 1 Solving for variable 'x'. Reorder the terms: -4 + -1 + -13x + 12x2 = 1 + -1 Combine like terms: -4 + -1 = -5 -5 + -13x + 12x2 = 1 + -1 Combine like terms: 1 + -1 = 0 -5 + -13x + 12x2 = 0 Begin completing the square. Divide all terms by 12 the coefficient of the squared term: Divide each side by '12'. -0.4166666667 + -1.083333333x + x2 = 0 Move the constant term to the right: Add '0.4166666667' to each side of the equation. -0.4166666667 + -1.083333333x + 0.4166666667 + x2 = 0 + 0.4166666667 Reorder the terms: -0.4166666667 + 0.4166666667 + -1.083333333x + x2 = 0 + 0.4166666667 Combine like terms: -0.4166666667 + 0.4166666667 = 0.0000000000 0.0000000000 + -1.083333333x + x2 = 0 + 0.4166666667 -1.083333333x + x2 = 0 + 0.4166666667 Combine like terms: 0 + 0.4166666667 = 0.4166666667 -1.083333333x + x2 = 0.4166666667 The x term is -1.083333333x. Take half its coefficient (-0.5416666665). Square it (0.2934027776) and add it to both sides. Add '0.2934027776' to each side of the equation. -1.083333333x + 0.2934027776 + x2 = 0.4166666667 + 0.2934027776 Reorder the terms: 0.2934027776 + -1.083333333x + x2 = 0.4166666667 + 0.2934027776 Combine like terms: 0.4166666667 + 0.2934027776 = 0.7100694443 0.2934027776 + -1.083333333x + x2 = 0.7100694443 Factor a perfect square on the left side: (x + -0.5416666665)(x + -0.5416666665) = 0.7100694443 Calculate the square root of the right side: 0.842656184 Break this problem into two subproblems by setting (x + -0.5416666665) equal to 0.842656184 and -0.842656184.Subproblem 1
x + -0.5416666665 = 0.842656184 Simplifying x + -0.5416666665 = 0.842656184 Reorder the terms: -0.5416666665 + x = 0.842656184 Solving -0.5416666665 + x = 0.842656184 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.5416666665' to each side of the equation. -0.5416666665 + 0.5416666665 + x = 0.842656184 + 0.5416666665 Combine like terms: -0.5416666665 + 0.5416666665 = 0.0000000000 0.0000000000 + x = 0.842656184 + 0.5416666665 x = 0.842656184 + 0.5416666665 Combine like terms: 0.842656184 + 0.5416666665 = 1.3843228505 x = 1.3843228505 Simplifying x = 1.3843228505Subproblem 2
x + -0.5416666665 = -0.842656184 Simplifying x + -0.5416666665 = -0.842656184 Reorder the terms: -0.5416666665 + x = -0.842656184 Solving -0.5416666665 + x = -0.842656184 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.5416666665' to each side of the equation. -0.5416666665 + 0.5416666665 + x = -0.842656184 + 0.5416666665 Combine like terms: -0.5416666665 + 0.5416666665 = 0.0000000000 0.0000000000 + x = -0.842656184 + 0.5416666665 x = -0.842656184 + 0.5416666665 Combine like terms: -0.842656184 + 0.5416666665 = -0.3009895175 x = -0.3009895175 Simplifying x = -0.3009895175Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.3843228505, -0.3009895175}
| (x-9)-13=8 | | 1-x-0.5x^2=0 | | 7=5-2(7c-2) | | x*7=42 | | -9.5y+3.6=-5.9 | | 3n+3=-444 | | 10-13x+4x^2=0 | | 15/8m-11=7/4m+1 | | 2/3(b-6/5)-13/8=45/8-6/5b | | 5+4x=6x+7 | | R+9=12 | | (8c)^2/3 | | 8x-8+x^3-9x^2= | | (3y-7x)(3y+7x)=0 | | f(x)=2x^2+5x-1 | | 0=10x^3+66x^2+14x | | 12x-25=14-33x | | 0.4(4x-1)+0.25(5x-2)=-1 | | 5(x+1)-x=29 | | 8/7×7/10 | | 7x^3-3x^2+10x+10=0 | | (9v+2u)(9v-2u)=0 | | -20+b=-17 | | -2(x+4)=-42 | | 5.5=p/6 | | 2x+4-8=4x | | 4+3=37 | | 3(x-2)+4=-2 | | 93x=60 | | 60=36 | | 5x-(2+c)=4(x+c) | | (x+17)+10=-17 |